B. It dissociates into sodium ions and chloride ions. C. It turns into gas. D. It remains unchanged. 相关知识点: 试题来源: 解析 B。中文解析:“When salt is dissolved in water, it dissociates into sodium ions and chloride ions.”,盐溶解在水中会解离成钠离子和氯离子。反馈 收藏 ...
When you dissolve something in water, like salt or sugar, the water molecules surround the particles of the substance you’re dissolving. Imagine the water molecules as little magnets. They pull apart the substance’s particles and spread them evenly throughout the water. So, instead of clumping...
When left unfiltered, total dissolved solids can be the cause of various diseases. Total dissolved solids (TDS) measure the combined total of organic and inorganic substances contained in a liquid. This includes anything present in water other than the pure H20 molecules. These solids ...
Dirty water is water that has suspended solid matter in it.That can be filtered too.Pass it through a filter and the dirt and whatever else is in there will stay behind on the filter paper,and the clean water will pass through it.Again, depending on the size of the particles in the ...
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What mass of urea be dissolved in 171 g of water so as to decrease the... 02:59 Increasing amount of solid Hgl(2) is added to 1 L of an aqueous soluti... 02:09 Equimolal solutions KCl and compound X in water show depression in fre... 05:44 CNS^(ө) ions give red colour...
We cannot drink ocean water. 【小题4】 But ocean water becomes fresh water when the salts are removed. In the future,we will find ourselves depending more and more on fresh water from the sea. The sea gives us food, fertilizer, minerals, water, and other gifts. W...
The solubility of a substance is the amount of the substance or solute that will give a saturated solution with a specific amount of solvent, that is, when the maximum amount of solute that can be dissolved in that solvent has been attained. The solubilities of different substances...
How much does 5 gallons of water weigh? How many grams of NiSO4 should be dissolved in water to prepare 133.0 mL of 0.130 M solution? How can one answer the following question: 'Which of the following is the closest to the mass of 500 mL of water?' Is the density of water 1 gram...
"I think the danger to the public in this situation is not especially great," Dr. Frank said. "I think the dilution factor and the fact that this was a latex product, which was dissolved in water, likely with titanium dioxide is not something that I would be concerned about. It should...