| 单词 | molarity |
| 释义 | molarity (extremely rare) n The molarity of a substance is a scientific way to talk about how concentrated it is. Molarity describes the number of moles of the substance per liter of liquid. In chemistry, a mole is a unit of measurement for a chemical substance. The scientific noun molarity describes the concentration of a substance as measured by the number of moles divided by the volume of the solution it's in. So a chemist might talk about the molarity of Sodium Chloride in a liter of water. Molarity comes from mole, which was coined by a German chemist from Molekül, German for "molecule." WORD FAMILYmolar: molarity, molars, premolar+/mole: molar, moles/premolar: premolars n concentration measured by the number of moles of solute per liter of solution Syn|Hyper M, molar concentration concentration the strength of a solution; number of molecules of a substance in a given volume |
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