Teacode python bundle1/17/2024 This editor provides the code completion functionality and comes with an excellent search–and–replace capability. However, paying for the license is a must, especially if you are sure of rotating the editor permanently.ĬotEditor 2.0 is a new HTML editor for users who don't use an editor daily and yet need a facility with syntax highlighting. Sublime Text 2 comes as a version for evaluation and has no enforced time limit, meaning that it is available for free permanently. The full extent of features of this editor are quite complex, but it can do a lot with its extensions and plugins. It also has a built-in and improved auto-completion functionality and standard functions, including search and replace. One of the most interesting features of Sublime Text 2 is the Package Control extension which you can use to find plugins within the editor. Several extensions are available to enhance the functionality of this editor. Sublime Text 2 is one of the best editors because it can be fully customized to specific needs through the use of JSON files. When used with the appropriate Adobe Creative Cloud (Extract) and the extensions, this editor can also meet professional requirements. It is also possible to use “live preview” and “quick edit” when working with SCSS files and LESS to simplify the working process. Whereas brackets is a free editor, you will be required to subscribe to the Adobe Creative Cloud.Īnother benefit of brackets is that is can be customized to suit your unique needs.Įvery few weeks, a new extension becomes available with full processors’ support. This text editor allows you to extract images, use the information generated from PSD in a preprocessor to determine proportions and distances of elements. It can read data from PSD files and convert it into simplified and relevant CSS code. It can be integrated with Adobe Creative Cloud Extract to interpret design data like types, colors, and history. TeaCode also allows you to expert expanders and share them with other users.īrackets is a conventional editor with interesting features to simplify web development. This editor is compatible with most native MacOS text editors and has plugins for Visual Studio Code, Atom, and Sublime Text. TeaCode quickens the process of writing codes and enables you to use optional patterns, multiple filters, and variables to make the codes better. You also have an option to easily create the expanders once and use them whenever necessary. TeaCode features numerous ready-to-use expanders and samples explaining the editor’s functionalities. TeaCode will write the codes for you faster and conveniently as long as a pattern is already defined. It provides Mac users with a vast experience by organizing and accelerating workflow.Īll programming languages require writing lots of codes during program development. TeaCode is one of the best text editors for Mac and an expanding app that works as an intelligent and dynamic library. Here are the best free HTML editors on MacOS. You can access free, quality editors online to provide an excellent website development environment. Having a reliable HTML editor can allow you to develop and improve your website to make it functional and appealing to visitors. It enables users to scan the code and identify an appropriate syntax. An HTML editor is a tool or program for evaluating or editing the hypertext markup language (HTML) codes.
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Meme gif generator1/17/2024 You can also add text, additional pictures with the help of Pixiko gif-generator. All you need is a source for a future meme, and your unrivaled sense of humor. Pixiko has all the tools to do what you need. So how do you create these gif memes? Don’t go far, please. This creates a sense of belonging, which also brings all of them together and makes your audience more loyal. You seem to tune in with them and be rough on the same page and form your own community, which is united not only by the fact of purchasing your product, but by some common story that is understandable to this community. Imgflip Pro GIF Maker Meme Generator Blank Meme Templates GIF Templates Chart Maker office clip, microsoft office clip, xr windows clippy meme 1. These memes make you clearer and closer to your customers. Why are gif memes worth using for visual marketing and brand development? For clarity. And gif memes are, perhaps, the quintessence of this idea: brief, fast, understandable, witty. In memes, like nowhere else, the principle “brevity is the soul of wit” is observed. Memes are like the universal language, Esperanto of the Internet community. The answer is quite simple: the meme is clear, witty and close to as many people as possible. Actually, what’s so cool about memes and why can a well-made meme become just cosmically popular? They appeared unexpectedly, burst into the lives of Internet inhabitants and took really strong roots there. GIFs do not need to be turned on / off, they do not make noise, and, what is more important, they convey the very essence and do not distract from the main content.Ī special extraordinary kind of art is gif memes. That’s right – Graphics Interchange Format (gif), not Jraphics (jif). But the Internet community strongly disagrees with him. By the way, GIF creator Steve White claims that the name of the format is pronounced with the sound -dzh. This happened to the surprise and righteous anger of everyone who had to wait a full minute to watch a 5 second gif. Gif-animation appeared in the days of the dinosaurs – about 30 years ago – and is still alive today. Today the Pixiko team will take you on a quick tour of the gif world and tell you why gif memes are that cool. Whole home surge protector1/17/2024 They aren’t designed to maintain a load for extended periods of time and can overheat if used too frequently. These units will trip the breaker if the power strip is overloaded or shorted to prevent overheating. Do use surge protectors or power strips that have an internal circuit breaker.Do only use power strips for light-load appliances (including computers, lamps, clocks).Every year, thousands of home fires result from surge protectors, power strips, and electrical cords.Īt Mister Sparky, we don’t want to see you caught up in an electrical emergency, so we’ve compiled a short list of surge protector safety tips: Surge Protection Do’s and Don’ts While these can work in many situations, many make the mistake of relying on surge protectors power strip too much. Many homeowners find themselves regularly swapping plugs or using devices like a power strip or surge protector. A whole-home surge protection system can shunt most of the impact to protect everything else in the home. Appliances send power surges through the electrical lines to the breaker panel. Whole-home surge protection can be built into your home’s breaker panel. These surges build up over the years, degrading the performance of electronics and harming the electrical systems in your home. Generators and appliances such as air conditioning units and washing machines introduce small surges into a home’s electrical lines. With the increasing use of technology and electronics, 80 percent of the electrical surges in a home are generated by people. May.Today, homes are more in need of whole-home surge protection than ever before. a burnt smell from the outlet or visible burn marksįor all of your home electrical needs, call the experts at A.B.Damaged or exposed wires disrupt the flow of the electrical current, increasing the chances of a surge to the specific outlet they lead to. Newer units use less power to operate, which decreases the excess current when they restart and reducing the likelihood of a surge. Your air conditioner likely restarts several times a day, increasing the current in your home, which can lead to a surge. Create additional protection by utilizing a power strip for sensitive electronics.When there is a spike in voltage, the protector acts as a pressure-relief valve to shut off the power and protect your home from a surge. Whole home surge protectors are installed in the primary electrical panel. Install a whole home surge protector to get the most protection.Here are a few ways to protect your home from power surge damage: If you experience frequent power surges in your home, they should be replaced every two years. However, the typical lifespan of a power strip is 3-5 years. Most homeowners rely on power strips to protect themselves. ( Click Here to see what this type of damage can cost you) How to prevent power surge damage Smaller repeated surges over time slowly damage the internal components of your appliances and equipment until they simply stop working.ĭestruction – This typically occurs from large external surges that instantly burn up the circuits in your equipment. You may notice that your computer locks you out or randomly shuts down while in use or that your washing machine shuts down before the end of the cycle.ĭegradation – this is when surges shorten the life span of the equipment. There are three levels of power surges – Disruption – Degradation – Destruction.ĭisruption – this is when your equipment malfunctions. These smaller surges seem mild, but they will slowly damage your electronics and appliances over time, shortening their lifespan. Also, tripped breakers can contribute to internal power surges. Motors, compressors, and pumps turning on and off from your refrigerator and A/C are common culprits. Alternatively, internal surges account for around 70% of total power surges, making them much more common. External surges account for around 30% of power surges and are usually due to transformer damage, downed power lines, or problems with power companies. Power surges can originate from inside or outside your home. Serious power surge damage can also happen from smaller surges if they frequently occur over time. However, not all power surges immediately destroy your electronic devices. Most people envision smoking or sparking equipment when they think of a power surge. Most homeowners have no idea what a power surge is, how to spot one, or what to do to prevent them. It’s worrying to think that power surge damage could wipe them out completely. In our day-to-day lives, we rely heavily on our appliances, HVAC systems, and electronics. Burnt odor around the power source on a device.Lights or clocks on your equipment are flashing. Electrical devices do not work or periodically shut down. A power surge is an uncontrolled, unexpected, temporary increase in the current of an electrical circuit. Beautiful wisconsin scenery1/17/2024 Nature trails with interpretive signs can be found at Pigeon Creek and Castle Mound campgrounds. There are many opportunities for hiking in the forest. Black River State Forest: Two forks of the Black River flow through this 68,000-acre forest comprised of pine and oak woods under high sandstone formations.Just be sure to take a flashlight (and maybe some layers) for the walks through the tunnels. Break the trail up into multiple days, and you can quickly discover all 32.5 miles of this beautiful trail. Elroy-Sparta State Trail: As the inaugural trail in the Rails to Trails project in the country, it’s very popular with visitors and locals.It’s a multi-use trail that weaves back and forth across the Baraboo River and offers some of the most accessible hiking in Wisconsin. 400 State Trail: This 22-mile trail connects to the Elroy-Sparta Trail from Reedsburg.The Brady’s Bluff Natural Area provides some of the best views of the river and Trempealeau Mountain, a sacred mountain by Native Americans. Perrot State Park: The Park encompasses 1,243 acres and offers magnificent views from its 500-foot limestone bluffs.The sanctuary is primarily a backwater section of the Mississippi River, thus offering the perfect habitat for waterfowl and other birds. Trempealeau National Wildlife Refuge: This nature refuge is located on the eastern edge of the Mississippi River and offers several hiking opportunities on its 6,400 acres of land.The Kickapoo Valley Reserve Trail System offers both gentle and challenging hikes, including the famous Kickapoo Ridge Trail. Kickapoo Valley Reserve: Stretching between La Farge and Ontario, this reserve boasts a variety of trails with diverse terrains.The Old Settler’s Trail and the Hemlock Trail are recommended! There are just over 25 miles of some of the best hiking in Wisconsin, as well as biking and horseback riding trails within the park. Wildcat Mountain State Park: Nestled near Ontario, this park offers hiking trails that wind through dense hardwood forests and along the Kickapoo River.There’s no shortage of hidden gems and scenic vistas that will take your breath away! Remember it’s always best to check the trail conditions and park regulations before heading out on your hike, and be prepared with appropriate gear, water, and snacks. Start planning your next vacation hiking in Wisconsin, and book your lodging today!Įnjoy the breathtaking scenery and unique geological features of the Driftless Region as you explore hiking in Wisconsin. After a day full of adventure in the wilderness, your accommodations will welcome you back with luxurious amenities such as two-person whirlpool bathtubs, comfortable seating areas around the fire, and perfectly soft beds with fine linens. For those who want to head out and explore, we’re centrally located near a long list of beautiful places for some of the best hiking in Wisconsin. Our 200-acre property offers the perfect place for a leisurely hike with fantastic birdwatching opportunities, as well as two championship disc golf courses and many other family-friendly activities.Īs a guest at our Wisconsin cabins and resort, you’ll have complimentary access to all of the above adventures and more. The trail system right here at Justin Trails Resort near Sparta, WI, is a great place to start. There’s an impressive selection of state parks and nature preserves packed with hiking trails, it’s often more challenging to choose which hikes to take, and the fun part is getting out there and discovering the beauty of our state. This creates a diverse and beautiful environment for hikers of all skill levels and experiences to explore. It features deep river valleys, rolling hills, and limestone bluffs left untouched by the glacial activity that shaped much of the surrounding landscape. The Driftless Area is characterized by its rugged topography. Hiking in Wisconsin is one of the most popular pastimes, and the Driftless Region offers an incredibly unique and picturesque experience. Download the new version Compressor1/17/2024 1982).Īfter permitting President Trump and the Colorado Republican State Central Committee ("CRSCC" collectively, "Intervenors") to intervene in the action below, the district court conducted a five-day trial. Constitution.ġ Consistent with past practice in election-related cases with accelerated timelines, we issue this opinion per curiam. More specifically, they asserted that he was ineligible under Section Three because he engaged in insurrection on January 6, 2021, after swearing an oath as President to support the U.S. Constitution ("Section Three") disqualified President Trump from seeking the presidency. They claimed that Section Three of the Fourteenth Amendment to the U.S. (2023) (the "Election Code"), the Electors requested that the district court prohibit Jena Griswold, in her official capacity as Colorado's Secretary of State ("the Secretary"), from placing President Trump's name on the presidential primary ballot. Trump ("President Trump”) may not appear on the Colorado Republican presidential primary ballot.ġ2 Invoking provisions of Colorado's Uniform Election Code of 1992, §§ 1-1-101 to 1-13-804, C.R.S. More than three months ago, a group of Colorado electors eligible to vote in the Republican presidential primary-both registered Republican and unaffiliated voters ("the Electors") - filed a lengthy petition in the District Court for the City and County of Denver ("Denver District Court" or "the district court"), asking the court to rule that former President Donald J. Muller: Covenant Law PLLCĪttorneys for Amici Curiae Republican National Committee, National Republican Senatorial Committee, and National Republican Congressional Committee:Īttorneys for Amici Curiae States of Indiana, West Virginia, Alabama, Alaska, Iowa, Kentucky, Louisiana, Mississippi, Missouri, Montana, Nebraska, North Lash: Illingworth Law, LLCĪttorneys for Amicus Curiae Professor Derek T. Graber: The Paul Wilkinson Law Firm LLCĪttorneys for Amici Curiae Kansas Republican Party, Delaware Republican Party, Michigan Republican Party, North Dakota Republican Party, Oklahoma Republican Party, West Virginia Republican Party, Wisconsin Republican Party, Wyoming Republican Party, Delaware Republican Party, Georgia Republican Party, Nebraska Republican Party, Maine Republican Party, Idaho Republican Party, and Rhode Island Republican Party:Īttorneys for Amicus Curiae Professor Kurt T. The court stays its ruling until January 4, 2024, subject to any further appellate proceedings.Īttorneys for Amicus Curiae Professor Mark A. Because he is disqualified, it would be a wrongful act under the Election Code for the Colorado Secretary of State to list him as a candidate on the presidential primary ballot. A majority of the court holds that President Trump is disqualified from holding the office of President under Section Three of the Fourteenth Amendment to the Trump may appear on the Colorado Republican presidential primary ballot in 2024. In this appeal from a district court proceeding under the Colorado Election Code, the supreme court considers whether former President Donald J. Griswold - Election Law - Fourteenth Amendment- First Amendment-Political Questions - Hearsay. Opinions are also posted on the Colorado Bar Association's homepage at. Opinions of the Colorado Supreme Court are available to the public and can be accessed through the Judicial Branch's homepage at. Transaction broker real estate1/17/2024 What the motivating factors are for any party buying, selling, or leasing the property That a seller or landlord is willing to accept less than the asking price or lease rate forthe property That a buyer or tenant is willing to pay more than the purchase price or lease rateoffered for the property (3) The following information shall not be disclosed by a transaction-broker without the informed consent of all parties: To comply with any applicable federal, state, or local laws, rules, regulations, orordinances including fair housing and civil rights statutes or regulations. To comply with all requirements of this article 10 and any rules promulgated pursuant to this article 10 and Informing the parties that as seller and buyer or as landlord and tenant they shallnot be vicariously liable for any acts of the transaction-broker Keeping the parties fully informed regarding the transaction Īssisting the parties in complying with the terms and conditions of any contractincluding closing the transaction ĭisclosing to all prospective buyers or tenants any adverse material facts actuallyknown by the broker including but not limited to adverse material facts pertaining to the title, the physical condition of the property, any defects in the property, and any environmental hazards affecting the property required by law to be disclosed ĭisclosing to any prospective seller or landlord all adverse material facts actuallyknown by the broker including but not limited to adverse material facts pertaining to the buyer's or tenant's financial ability to perform the terms of the transaction and the buyer's intent to occupy the property as a principal residence and Presenting all offers and counteroffers in a timely manner regardless of whether theproperty is subject to a contract for sale or lease or letter of intent Īdvising the parties regarding the transaction and suggesting that the parties obtainexpert advice as to material matters about which the transaction-broker knows but the specifics of which are beyond the expertise of the broker Īccounting in a timely manner for all money and property received To exercise reasonable skill and care as a transaction-broker, including, but not limited to: To perform the terms of any written or oral agreement made with any party to thetransaction (2) A transaction-broker shall have the following obligations and responsibilities: (1) A broker engaged as a transaction-broker is not an agent for either party. Another eden fishing1/17/2024 From what I read everywhere, even with all MAX fishing equipment setup only gives you 50-50 chance to catch a Lake Lord, therefore assuming you have just the bare minimum requirement to catch a Lake Lord, then you get a roughly 2.5 - 3.5% probability to encounter a Lake Lord and catching it in the same time on certain pool and you need to catch 4 of them (thank you developer). Reason: This mini-game of fishing will drive you insane, especially if you are a little bit of OCD (like me), you will get more and more frustrated day by day seeing that you still need a tons of fish to finish, including whatever you do is only to prepare you to be able to catch Lake Lord.īased on my experience, Lake Lord is VERY VERY RARE (maybe less than 10% chance to appear every pool refreshed), and when they appear, you also need the RNG to be friendly with you. Patient, Consistency, and Planning is a key to maximum efficiency. The fish got away!: RNG hates you and you hates RNG.įor Gear Checkpoint (Living Green Gear Check) as a benchmark: ģ. Fish doesn’t even bite your bait: wrong bait (or simply the fish that you can catch with the bait is already exhausted on that pool) or low hook level The fish got away with your bait: you wait too long to tap or low float level which only gives you a microsecond to tap The fish got away due to its power: low rod level The fish got away due to its speed: low reel level Here are some indicators from Living Green that I found will be helping to indicate what’s lacking: With this, you can watch movies and unconsciously untap to hook the fish. The trick is to hold your thumbs after you throw the bait, and when your phone vibrates, just untap or lift your thumbs. After catching thousands and thousands of fish, I need less than 1 second to untap. I finished all the lake lord only with Rubber Float I. If you adopt a hold and tap method to catch a fish, most of the time you will reel the fish with less than a second. Reason: Reel is the one really matters to help you catch the fish. 1 Pool yield on average 8 similar fish, refreshed every 30 minutes, that's 150/8*30/60 = 9 hour).Ģ. The next upgrade costs 20 Fish Stone and only upgrades the bonus from 125% to 150%, an extra 25% which is minuscule (which you get that amount by capturing a single fish 150 times, which assuming it is a common fish, translate into roughly 9 hour of fishing with double catch. Reason: Iron Box 1 gives you a whooping jump from 50% bonus FP to 125% bonus FP with only 15 Fish Stone. Upgrade your cooler box until Iron Box 1 and NOT MORE. This is not an overnight achievement.įor the one that don’t mind into the detail, see below.ġ. Plan your route efficiently to avoid wasting time farming a pool that you already have 150 fish from other pool.Ĥ. Upgrade your Float only if needed (a.k.a save fish point for reel).ģ. Upgrade your cooler box until Iron Box 1 and NOT MORE (a.k.a save fish stone for hook).Ģ. It took me roughly about 3 weeks to finish this achievement and I started to do this from scrap due to corona virus lockdown.ġ. I wanted to share some of the tips that I believe will help you to move one step closer to get her (also following some of the guide out there), if you haven’t got her yet. I created this post basically to share my point of view and perhaps some tips for some of you here that hasn't managed to get the free sweet 5-star water mage. I play and finished hundred of games in my life, including replaying Suikoden II for more than 20x, but that is nothing compared to this fishing grind. Living Green guide saying that it is a HUGE grind, and the capital letter there is literally no joke. If you already had, then you know that how hard and tough and taxing the journey is. Comsol multiphysics 3.5 download1/16/2024 There is a new option in the Preferences window for making the Graphics window toolbar buttons larger, which can be useful for high-resolution monitors, and another for changing the COMSOL Desktop ® color theme. In addition, you can control whether the x-axis, y-axis, or z-axis should be used as the vertical axis in the default 3D view. Descriptions of optional settings available in the COMSOL installer are included as well. In this blog post, we discuss three help tools that you can access in COMSOL Multiphysics: the Help window. Learning Center How to Install COMSOL Multiphysics The guide below features quick setup instructions for installing COMSOL Multiphysics on Windows, with notes when the process differs for macOS and Linux operating systems. The simulation was of Non-Newtonian Flow, and it took 3-4 seconds to solve. Therefore, we’ve created resources to guide your modeling process. representative, go to other COMSOL websites, request information and pricing, submit technical support queries, subscribe to the monthly eNews email newsletter, and much more. A 2D model was created by taking a 2D work plane from the middle axis to the edge of the 3D geometry, as the original 3D geometry was symmetrical around the axis. COMSOL Client is a free tool used to connect to COMSOL Server and run applications natively in the Windows. The Graphics toolbar has new options for YX, ZY, or ZX views. The COMSOL Multiphysics software helps you find solutions to your engineering questions, but you may also have questions on using the simulation software itself. Click here to download COMSOL Client for Windows. This security update corrects a potential security vulnerability in the web browser component in COMSOL ®, COMSOL Runtime, and COMSOL Client. By right-clicking and choosing from a context menu, this method simplifies selections throughout the modeling workflow. Comsol Inc., a high-tech engineering company providing software solutions for multiphysics modeling, has released Comsol Multiphysics software version 5.0, featuring extensive product updates, three new add-on products, and the revolutionary Application Builder. COMSOL 6.1 Security hotfix for web browser components in COMSOL 6.1 Update 2.1. The Graphics window context menu, introduced for physics in COMSOL Multiphysics ® version 5.5, now supports many more options, including definitions, geometry, mesh, materials, and multiphysics. Read more about these and other COMSOL Desktop ® updates below. For all COMSOL Multiphysics ® software users, version 5.6 introduces a number of Graphics window enhancements, including interactive clipping functionality and context menus. Microsoft teams icon1/16/2024 (for example, a link back to their website). This guide covers the features and capabilities of Teams. The license to see if the designer is requesting attribution Microsoft Teams helps make it easy to bring everyone together on one platform for real-time collaboration. This icon can be used for both Personal &Ĭommercial purposes and projects, but please check Converting it to an ICO, JPEG or WebP image format or file type should also be pretty simple (we hope to add that feature to Iconduck soon). If you need this icon available in another format, it should be pretty straight forward to download it as an SVG image file, and then import it into apps like Adobe Photoshop, Figma, Pablo or Stencil. The following styles have this icon in it: Circle It's part of the icon set " Social Media Logos Set", which has 448 icons in it. It's available to be downloaded in SVG and PNG formats (available in 256, 512, 10 PNG sizes). Microsoft Teams is a collaboration tool that lets you chat, meet, share, and work across devices. Download now.This open source icon is named "Teams" and is licensed under the open source CC BY 4.0 license. 65000+ Vectors, Stock Photos & PSD files. Sponsor: IDC Innovators Report: Multicloud Networking-Read the latest from IDC and discover one of the premier platforms addressing the rise of multicloud architectures and cloud-native apps. Find & Download Free Graphic Resources for Microsoft Teams Icon. I'd encourage you to take a moment and do the same if you have a Stream Deck! (amazon link)Ī few minutes of work up front will make each day a little nicer and that time adds up! It takes just a few minutes, but this little quality of life change makes daily Teams calls just a little nicer. NOTE: There are some 3rd party utilities you can use to change your systems mic and speakers and make system wide changes with a Stream Deck. There's no Universal Mute button in Windows.yet. Your Teams (or zoom) has to be the topmost app for the Hotkey buttons to work as Stream Deck is just "pressing the keys" for you when you press the Stream Deck button. The Hotkeys are like Ctrl+Shift+B to leave and Ctrl+Shift+M for mute. Next just go into Stream Deck's editor and make a new Hotkey button for each. NOTE: I put the ZIP file with my Teams Stream Deck icons here for you, if you want it. I saved each icon in its own PNG and put it in DropBox/OneDrive so I can sync it to all my machines. The icons look great since Teams uses SVGs (scalable vector graphics). I wanted pretty icons, so I used the same ones that Teams uses! The images in a Stream Deck are 144x144 so I used Ctrl-PLUS in Teams to scale the Teams interface up to a large size. Tip: If you cant access a public preview feature, quit Teams by right-clicking the Teams icon in the taskbar and choosing Quit. In the notice that appears, select Switch to public preview. It is free to download and use any commercial projects no attribution required. I decided to finally add a few hotkeys for Microsoft Teams. Select Settings and more to the left of your profile picture at the top of Teams. Microsoft Teams icon PNG with transparent background image and SVG vector. A team is designed to bring together a group of. Teams can also be created to be public and open and anyone within the organization can join (up to 10,000 members). Teams can be created to be private to only invited users. The Stream Deck! (amazon link) is a lovely little device with bright LCD buttons that you can program to do basically anything. Teams are collections of people, content, and tools surrounding different projects and outcomes within an organization. White precipitate1/16/2024 2 Empty disposable water bottles (8-oz) with caps.Have students combine a soap solution with an Epsom salt solution to form a soap scum precipitate. Follow all safety precautions regarding the use, storage, and disposal of sodium carbonate.Įxplore Question to investigate: What happens when soap is mixed with “hard” water? Avoid contact of the solid with eyes and skin. SAFETY NOTES: Sodium carbonate may cause skin and serious eye irritation. These same reactants will be used in Lesson 4.1 to study the conservation of mass. Explain that when substances are mixed and a new substance is formed, a chemical reaction has occurred.ĭemonstrate the production of a precipitate using magnesium sulfate (Epsom salt) and sodium carbonate. This solid is a new substance, and it’s called a precipitate. Tell students that sometimes when two liquids are mixed, a solid forms. So far, students have observed a gas produced when certain solids and liquids are mixed. Remind students that they have seen that mixing certain substances can result in a chemical reaction that produces a new substance. Cut one or two bars of Ivory soap so that each group gets about 1/4 of a bar.Place 2 teaspoons of Epsom salt in its labeled cup.Label 1 small cup Epsom salt for each group.One or two bars of soap is enough for an entire class to do this activity. 2 Empty 8-oz disposable water bottles with lids.Materials Materials for the demonstration All common household or classroom materials can be saved or disposed of in the usual manner. Remind students to wash their hands after completing the activity. Follow all safety precautions regarding the use, storage, and disposal of sodium carbonate. Sodium carbonate, also called soda ash or washing soda, is available at many hardware stores and may also be purchased from various chemical suppliers, such as Carolina Biological Supply Company or Flinn Scientific. Sodium carbonate may cause skin and serious eye irritation. Do not handle solid sodium carbonate with bare hands. Make sure you and your students wear properly fitting safety goggles. The activity sheet will serve as the Evaluate component of the 5-E lesson plan. Evaluationĭownload the student activity sheet (PDF) and distribute one per student when specified in the activity. The two main ideas for students to understand from this activity are that mixing substances can result in the formation of a new substance, and that the way different substances react is a characteristic property that can be used to identify a substance. Students then carry out a bubble test on the solid soap scum and Ivory soap to determine if they are different.Students combine the soap solution with the Epsom salt solution to produce a solid “soap scum” precipitate.Students also make an Epsom salt solution to simulate hard water.Students prepare a soap solution by dissolving Ivory soap in water.NGSS 5-PS1-4: Conduct an investigation to determine whether the mixing of two or more substances results in new substances.NGSS 5-PS1-3: Make observations and measurements to identify materials based on their properties.Designing a fair test to study chemical reactions requires keeping everything the same except for the one thing you want to know about.Substances have characteristic chemical reactions that can be used to identify a substance.Two liquids can chemically react to produce a solid.Mixing substances can result in a chemical reaction that produces new substances.Students will also be able to explain that different substances react in a characteristic way that can be used to identify a substance. Students will be able to plan and carry out an investigation to compare the amount of bubbles produced by a solid “soap scum” precipitate with the bubbles produced from soap. Students will be able to explain that mixing substances can cause a chemical reaction that results in the formation of a new substance. AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |