Why does salt dissolve in water but oil doesn't? 为什么盐可溶于水而油却不行呢? Well, in a word, chemistry, but that's not very satisfying, is it? 嗯,从一种角度来说,是化学作用,但是这并不很令人信服,不是吗? Well, the reason salt dissolves and oil does not comes down to the two...
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Explain why KBr dissolves in water but not in cooking oil.Question:Explain why KBr dissolves in water but not in cooking oil.Solubility:The solubility of organic compounds can be described by the phrase "like dissolves like." This principle explains that solutes dissolve efficiently in a type of...
If water is too warm, there may not be enough oxygen in it. When there are too many bacteria or aquatic animal in the area, they may overpopulate, using DO in great amounts. Oxygen levels also can be reduced through overfertilization of water plants by run-off from farm fields containing...
It may sound too good to be true, food manufacturers don't want you to know about, but we promise you andresearch proves coconut oil can do wonders for your health! Millions of people across America (not to mention worldwide) struggle with stubborn abdominal fat, which can be difficult to...
Why does water, oil, acetone and isopropanol have the same concave meniscus shape?Meniscus:In colourless solution distinguish of phase boundary is easier while in coloured Solution the distinguish for phase boundary is not easier therefore different meniscus are noted in this solutio...
Receiving “400 pounds, or 1,200 pounds in government support is not going to help very much — these are just sticking plasters,” Speciale said. “What we need to address is systemic problems. Because the system is entirely private, there’s very little that the government can do to in...
Why can't you drink seawater if you were stranded on a desert island? The function of the Human Kidney: The kidneys play a very important role in the human body. It filters and removes wastes and extra fluid from the body. It also releases hormones that regulate blood pressure....
You might have this problem because your body doesn’t make enough tears, because they dry up too fast, or they don’t have the right balance of water, oils, and mucus. Lots of things can cause those issues, from windy days to medical conditions. Whatever the cause, your eyes react by...
Notably, 2015 offers an interesting example of how all five factors can conspire to send prices to historic lows. At that time, the price of crude oil fell by more than half in under a year, reaching lows that had not been seen since the last global recession.1 ...