How can one know the possible ways to distinguish solutions made up of different ions? Explain why Zr4+ ion exists? How do you know if something is an ionic compound by the way it reacts? Comment on the relative
How can you tell if a compound is covalent or ionic? How can you tell if a compound is ionic or covalent? How can you tell if it is a covalent bond or ionic bond? How to know if something is ionic or covalent? How can you tell if a bond is an ionic or covalent bond? How to...
Electronegativity values can help you determine if a bond between two atoms is likely to be covalent or polar covalent. In order to do this, you find the absolute value of the difference between the electronegativities of the two atoms. Based on this difference, the following table tells you...
Calculate the number of moles for any compound in the balanced equation for which you know the mass. The masses of all other substances can be calculated from the mass of just one product or reactant. In the case of the balanced reaction Ca(OH)2 + 2 HCl → CaCl2 + 2 H2O, to calcul...
Science took thousands of years to explain what exactly this sensation is that we all crave, and chefs and cooks know so well. Examples of umami-rich foods in global cuisines include lamb daube (stew) with anchovy in Mediterranean cooking; bagna cauda (warm dipping sauce of anchovies, garlic...
When making a solution, it's handy to know if one thing will dissolve in another. After all, if somebody wants you to make them a liquid solution of one chemical, it won't make you look good if you bring them a beaker of liquid with sludge sitting at the bottom because you chose ...
When a cancer supplement has been around for years, especially if it is popular, you'll hear how it has beat cancer. But what you don't know is its success rate. It may have been successful only a very small percentage of the time. -- Given the number of people who die from cancer...
Well, it turns out filling our personal care products with tiny pieces of plastic may not actually be all that good for the environment, and may even be harming our health. Here's everything you need to know about microbeads. What are microbeads and how do they damage the environment ...
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avoiding meat for the humane treatment of animals, or simply wanting to know what goes into their bodies. There’s no right or wrong, but it’s worth understanding the origins of those choices. In the case of MSG, they appear to have been less about science and more about the culture ...