Why is NH3 polar? What are the properties of ammonia? Why is NH_4 called ammonium? Why is water a polar compound? Why are all compounds molecules, but are not all molecules compounds? What type of bonding does ammonia have? Why do BF3 and NH3 have different shapes?
Water is very stable compound - why ? 03:55 Explain why water is called 'universal solvent? 07:34 Explain why water is called an 'amphiprotic solvent'. Establish this g... 02:47 What do you understand by'self-ionisation' or 'autoprotolysis' of wate... 04:07 Give examples of two re...
These materials ultimately get transformed into a new material called humus. And when humus is combined with the clay minerals in soil, that's what gives soil its dark brown color. So now, if we've got clay and humus, these transformed materials, and we mix them together, we've got som...
Why is H2O(g) usually called water vapor? Briefly explain why it is important for the beaker of water to cool slowly and for you to stir the naphthalene liquid as it cools. Explain why droplets of water form on the outside of a glass of cold soda on a warm humid day. Explain why ...
The enforceable limit as set by the U.S. Environmental Protection Agency is 4.0 mg/L. A federal judge in California recently ordered the EPA to strengthen its regulations. WHAT COMPANIES MAKE FLUORIDE? Fluorosilicic acid is the compound most widely used in water systems...
The problem isn’t just a lack of toilets—it’s a lack of toilets that people want to use. The result: millions of deaths and disease-stunted lives.
Explain why the the structure of a molecule/compound is important. Why does fatty acids solubility decrease in a non-polar solvent (such as benzene)? Explain why triethylamine, (CH_3CH_2)_3N, is very slightly soluble in water but readily soluble (with stirring) in 1.5 M HCl. ...
"What is your plan?" the man asked. "These are going to be filled one day," Riley said. He owns three houses in a row, purchased one at a time starting in the Showtime days when his kids were young. One of his many dreams is for the family to have a compound, for Pat and ...
Syn-propanethial-S-oxide is a volatile sulfur compound that readily turns into a gas. When this gas reaches your eyes, it reacts with the water there to form sulfuric acid. Sulfuric acid stings and irritates the eyes. In response, your tear glands kick into overdrive to flush the irritant...
Why is water a polar compound? Which statement about carbon bonds is correct? a) Carbon has very high electronegativity and therefore can form strong bonds. b) Carbon can make up to three types of bonds with any of the elements in the periodic table. c) Carbon can make both ionic and ...