This is a video tutorial in the Education category where you are going to learn how to understand polyatomic chemical formulas. When writing the formula using polyatomics, the same cross-over rule applies. 1st identify the metal and non-metal. Then you write the symbols, write the charges, cross-over the charges from top to bottom, remove the charge and simplify the numbers and remove the 1s. for example, iron (II) phospahate. The "ate" ending implies that phosphate is polyatomic. The symbol ...
If you consider yourself a regular coffee, tea, or hot chocolate drinker, you probably have a kitchen cabinet full of stained mugs that refuse to scrub clean. Thankfully, there is a better solution that doesn't involve continuing to fight those stains with a sponge, bleach, and elbow grease. The answer to your coffee or tea stain problems is Cafiza: an awesome espresso machine cleaning product that is popular amongst professional baristas... but also doubles as an extremely effective ceramic ...
Two college students; Kevin Martin and Joey Smokey introduce the concept of Molar Mass. They start of by explaining what molar mass is, which is the relationship of a mole and a gram, it totals up the weight(in g)of a molecule. An example: say you have this compound, Sodium phosphate (Na3PO4). You know you have three sodium atoms, one phosphorus atom, and four oxygen atoms. You basically find the weight of each atom, if you have three sodium atoms, you multiply it's atomic mass by 3 (the numb...
In this video, Extension Horticulturalist Curtis Smith talks with Master Gardener Marsha groves about controlling harmful pests that are damaging to plants throughout the year in both outdoor garden and greenhouse environments. The first part of the video covers the issue of plant eating snails, and how they might best be dealt with. Smith explains that there are a number of non-toxic methods which one can use to rid a plant of snails. The process of introducing predatory creatures such as tu...
Taco Bell's in the news for umpteenth time, and today the controversy is over their infamous beef taco meat. Gizmodo leaked a picture of Taco Bell's "Taco Meat Filling" and surprise, surprise— it's missing a lot of the "meat" that it claims in its advertisements. Taco Meat Filling Ingredients
David Epstein provides tips and shows garlic lovers how to plant garlic in their very own garden. It is best to grow garlic in the fall season from the months of September to November when the temperatures are cooler. Some people grow garlic in the spring, but it’s been found that growing garlic in the fall time will give a better crop. To begin, gather some plantable garlic bulbs making sure that you find ones that are either organic or from a seed catalog. At all cost, avoid conventional ...
Are you an avid gardener who tends to your plans on a daily basis? Then before you step foot outside the door today, check out this video to learn a plethora of tips for going green with your gardening.
Snails can have a devastating effect on your garden but there are ways without using toxic chemicals to get your snail problem under control. You can use pick snails off by hand and throw them away, you can put out iron phosphate based bait, or you can put a bowl of beer out which they will be drawn to and away from your garden.
You probably already know that cooking involves a ton of chemistry. Bread rises because of the reaction between the flour and leavener, and the delicious crust on your steak is formed by the Maillard reaction. Understanding the chemistry going on behind the scenes is one of the best ways to improve the quality of your food—it's much easier to fix a problem when you know what's causing it.
Malaria is a massive worldwide health problem. The Centers for Disease Control and Prevention estimate that 212 million cases of malaria occurred worldwide in 2015 and 429,000 of the infected people died.
Seagrass may help your favorite beach stay a little less toxic. A new study, led by Joleah Lamb, a postdoctoral researcher in the Harvell Lab at Cornell University, found that coastal seagrasses reduce levels of pathogens dangerous to humans and marine organisms in near-shore waters.
Learn how to use trisodium phosphate (TSP) to clean surfaces before painting. TSP removes dirt from surfaces and helps new paint bond with old paint for paintovers. Clean with TSP before painting.
Great Cleaning Products that Won't Leave You Feeling Dirty!
Below, a selection of images from the Nikon International Small World Photomicrography Competition. The Big Picture reports:
You might already know a little bit about what the National Ignition Facility has been up to lately, or what they could possibly achieve. But last week, even the scientists at the Livermore, California station couldn't predict the awesome power that their humongous laser was capable of. NIF's laser is already the record holder for the world's largest laser, and now it can also claim to be the first ever 2 megajoule ultraviolet laser after it generated nearly 100 times more energy than any oth...
