Aluminum nitrate nonahydrate is a crystalline hydrate - a salt of aluminum and nitric acid - Al(NO3)3·9H2O. It's used for a variety of things such as antiperspirants, corrosion inhibitors, and petroleum refining, or… glow-in-the-dark powder. Watch this science video tutorial from Nurd Rage on how to make aluminum nitrate nonahydrate with Dr. Lithium.
Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.
While the rest of the world is scrambling to figure out how to adopt augmented reality and VR tools for remote meetings, one company is building its war chest to serve the growing space of corporate clients who need this kind of immersive computing training.
Kate Hemmings on The Crafts Channel shows that covering a cake isn't as tricky as you may think. You will need a type of icing that rolls out, such as fondant icing. Ideally, you will want to have fondant icing with glycerine, and so the Pettinice brand is excellent in this case. If you use this icing, you will not encounter problems with cracking of the icing when you try to shape it over the cake.
This video in the Education category will show you how to make hot ice using Sodium Acetate Trihydrate. For this purpose you will need a pan, 100g of Sodium Acetate Trihydrate, 25ml of water, a wooden spoon and a glass. Take the Sodium Acetate Trihydrate and put 100g in the pan. Then place the pan on a stove and turn to medium heat. The Sodium Acetate Trihydrate will start to melt. In about five minutes when it has melted fully, add 25ml of water. Let the solution simmer for two minutes while...
From brute force hardware-based solutions like pointing a camcorder at your monitor to more elegant, software-based solutions like (the free and open source) Xvidcap, there are no shortage of ways to create a screencast while running Linux. In this how-to from Linux Journal Online, Shawn Powers offers a comparative look at many of the most popular techniques employed by Linux users.
Want a green, clean home but are wary of mass-manufactured cleaning products? In this tutorial, you'll learn to create a simple, green cleaner using a baking soda and vinegar solution, which, beyond being environmentally friendly, is a lot of fun.
Larry Jordan explains the advantages and trade-offs of various external drive solutions, compares data rates or FireWire drives vs. SATA drives, what solutions work the best and how to avoid clogging your Final Cut Pro workflow.
This film is about gold. Gold diving. Use of the hookah rig to find gold. Gold flakes, nuggets, and platinum nuggets are shown. Gold and platinum are 15-19 times heavier than other streambed materials and concentrate in low pressure areas and cracks that run across rivers and streams. You look for a crack on the bank, and follow it out until you meet the "gold line" and there you suck it out with your dredge. Gold will be on the outside edge of a river gravel bar, at the head of the bar (larg...
So.. you spent 200, 300 or even 600 bucks on your new iPhone and now you have no reception! It seems as though Apple was so busy developing cool new apps for it's latest creation that it forgot about the fact that its.. oh right.. also a PHONE. If your new iPhone 4 cuts out every time you hold it, check out this clip. This tutorial will offer some awesome tips and speedy solutions to this annoying problem. So, if you are about to run up to Cupertino and tell Steve Jobs where he can stuff his ...
Are you sick of spending a ton of money on not so great cleaning supplies? Well, if cleaning the screens around your home are the problem, check out this tutorial. In this video you will learn how to make a super effective cleaning solution for your TV, PC, laptop, iPod screens, etc for about a dollar! This couldn't be easier to do, and your screens will be clear and shiny in no time.
In this video tutorial, viewers learn how to make "hot ice". Users will need sodium acetate. Begin by putting the sodium acetate into a pan. Add a small amount water to the sodium acetate. Heat the mixture on a stove until the sodium acetate has dissolved. Pour the solution into a container. Do not pour in any undissolved crystals. Put the container into the freezer or refrigerator for a while. When the solution cools down to room temperature, take it out. Touch the sodium acetate and it will...
The man was requested to solve a short, basic chemistry exercise. He starts by explaining the meaning of the terms involved in the problem: molecular mass, empirical formula and molecular formula. He also explains the way the are connected, for a better understanding of the way the exercise is solved.
Ron Hazelton shows you an easy an effective way to wash windows. In a warm bucket of water you add one tablespoon of dishwashing solution, a scrubber with sleeve is used to apply the solution to the window, and dried with a professional quality squeegee. Each step is shown and explained in full detail to ensure the best possible completed outcome. After watching this video and walking yourself through the steps a few times you can wash a good sized window in about a minute.
Judy of A-BnC Parties and More, Inc. shows you how to make an economical do it yourself music note centerpiece. Three music notes are attached to wooden dowels which are added to a budget Just Add Sand centerpiece base. The centerpiece is accented with two pieces of onion grass. Add balloons, a table name and table place cards for an economical musical themed music note centerpiece for your Bat Mitzvah, Bar Mitzvah, wedding, special event or party!
Just like a rapper engaged in tweet feud, Elon Musk was working overtime on Twitter this morning, dropping information about the upcoming Tesla Model 3. He even gave a sneak peek of the "release candidate" version of the car, sharing a brief clip of the car driving, which, let's be real, doesn't really tell us anything. Aside from the video, Musk also revealed the fun fact that the car gots its name after Ford sued Tesla for trying to name it the Model E, which would make the abbreviation of ...
Everyone has those watermarks when you forgot to use a coaster but the solution is easy!! Here is a little step by step guide and a little video that might help - let me know what you think!
In this tutorial, we learn how to make polymer putty with household materials. You will need: borax, white glue, water, 3 plastic cups and spoons, and food coloring to color your putty. Now, dissolve 4 tbsp of Borax in 2 liters of warm water. Then, prepare equal parts of glue and water together. To make this, you will need 2 parts of the glue solution to 1 part of the Borax solution. Once you mix these together, you can add in some food coloring to it. Pour this into different cups to make di...
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun and Mr. Excel, the 42nd installment in their joint series of digital spreadsheet magic tricks, you'll learn how to look up a picture in Excel. See a VBA solution and a formula Solution using the INDIRECT function and named ranges.
Khanacademy teaches us how to handle simple inequalities (less than or more than). In an equation, we usually have one solution. In problems involving inequalities, there is a whole set of answers. For instance, x minus five is less than 35. The answer for x is a whole series of numbers that when five is taken away from it, is less than 35. This equation is handled like any other equation involving an equal sign. We add five on both sides of the equation and the answer for x is any number tha...
Do you like hamburgers, but feel that hamburgers at restaurants are too unhealthy and not a long term solution to your cravings? Well, this video is your solution. In just 10 minutes, viewers will be taught how to make their very own hamburger meatloaf. Using nothing but basic and simple techniques, the viewers could have tasty and healthy hamburgers in no time. Highly recommended to any person who likes to cook, enjoys a healthy lifestyle and most of all, likes hamburgers.
For me, the worst thing about makeup has always been taking it off. It's always that one last thing you have to do before you go to bed, and if you don't, you instantly regret it when you wake up. When you're tired, makeup removing wipes are a godsend because they're so quick.
Watch this science video tutorial from Nurd Rage on how to restore silver with electrochemistry. You can restore old silver with aluminum foil or a battery by simple electrochemistry.
The Dukan Diet is the latest diet fad to sweep America, after dominating France for years already. It's been called the French Atkins diet, and is in fact a high-protein weight-loss solution, but sounds considerably healthier than Atkins ever did. This video will explain the Dukan Diet to you and how you can get on it.
Dead or hot pixels are one of those annoying camera problems that won't make you buy a new camera but will piss you off for years. There's a free solution that may work for you though if you have a Canon 5D or 7D, and this video will show you how to do it with the sensor cleaning function.
If your windshield wipers don't come on when you turn the switch, then try out the solutions in this video! First, check to see if there's a blown fuse. If that's okay, next check the power going to the wiper motor. You have to take the wiper arms off to get to the motor. Watch Scotty Kilmer in this video for all the remaining troubleshooting tips for broken windshield wipers.
If you want to get more apps for you iPhone than those offered by the standard store, but are still intimidated by jailbreaking despite the fact that it has recently become legal, this video offers a solution for you. It will show you how to get and use an app called OpenAppMkt to get more apps for you iPhone or iPod Touch without needing to jailbreak it and access the Cydia app store!
If you haven't bought a new iPhone or iPod Touch since the 3G and 2G models of those respective devices, iOS 4 has probably been a major problem for you. It slows down those devices mightily, but there is a solution. This video will show you how to adjust some basic settings in your phone or MP3 player to make it run the new operating system faster and allow you to keep enjoying you device as you have for years.
In this video tutorial, find out how to copy and paste HTML links embedded in the text with a breeze. No longer will you have to worry about re-entering every single link one by one. This video will give you a quick and easy solution to solving your most worrisome problem. Enjoy!
Tired of having plain old roast chicken the way mom used to make it? Bobby Flay has the solution that is sure to get you excited about chicken all over again. This recipe for a grilled whole chicken will bring great new flavor to your bird. Don't forget to flatten it out first for a faster, smoother cooking process.
John Park poses a kitty conundrum: Who's going to feed the cat while you're on vacation? Using a motor from an old VCR, he creates an automated feline feeder. While building this Make: magazine project, John learned that newer VCRs have safeguard technology, limiting access to the motor. Watch John as he demonstrates his solutions to this challenge.
Is it magic or is it an illusion? See for yourself when you watch this video tutorial on how to make a matchstick stand up on its head. There's an easy solution to this magic trick, easier than you think. You don't need to be a magician to perform this match standing on its head trick. Anyone can do it!
Watch this instructional video to get a bubble solution recipe that will yield impossibly giant soap bubbles. Make sure you use a clean bucket and a paint impeller to stir it.
If you put mothballs in a solution of vinegar and baking powder, the balls will collect air bubbles; then after they cause the balls to rise, the bubbles pop, and the mothballs drop.
A video that demonstrates one of the basic techniques involved in factorizing an equation that contains the difference of two terms which are also perfect squares themselves and are equated to 0.
In this tutorial, we learn how to make your own nylon. You will need: pipettes, pipette filler, forceps, beaker, stir rod, sebacoyl chloride and hexanediame solution. Now, pour some of the hexanediame solution into the small beaker. Add in a food coloring if you want to make this a specific color. After this, add in 4 cc's of sebacoyl chloride and carefully drip into the side of the beaker. You should see a layer of where the two liquids are after this. Now, take your tweezers and reach into ...
Having trouble with word problems in algebra? Watch this video to clear a few concepts as well as to learn how to systematically tackle word problems in exams.
This video presents a mathematical puzzle which is to be solved by the viewer. The solution is posted in an alternate video, but this video presents the problem of a four digit number which is the square of a smaller number. The first two digits of the square are the same as each other and the last two digits are the same as each other as well. The video calls for the viewer to find the integer whose square is this four digit number without the use of a calculator, although abacuses are allow...
If you have a washing machine or dryer that tends to wobble a lot, you can easily fix this problem using a couple different solutions. A wobbling machine can be a problem for people who live in an apartment and can result in damage to your machine or the surrounding area.
In this how-to video, you will learn how to fix scratched games with a simple solution. You will need a few rags, alcohol, and a surface to place the disc on. Take the rag and pour a tiny bit of alcohol on to it. Next, put the alcohol away. Take the cd and rub it with the rag. It should be rubbed all around the entire cd. Take a dry tissue and rub the cd. Make sure all the alcohol is removed. Your disc should now work with no problems. This video offers a good solution to all your scratched g...
