V2EX molarity

Molarity

释义 Definition

molarity(摩尔浓度):溶液中每升溶液所含溶质的物质的量,单位常写作 mol/LM。常用于配制溶液与化学计量计算。(注:在某些语境下也可能泛指“浓度”,但最常用的是此精确定义。)

发音 Pronunciation (IPA)

/mlrti/

例句 Examples

The molarity of this solution is 0.5 M.
这个溶液的摩尔浓度是 0.5 M。

After dilution, we calculated the molarity by dividing the moles of solute by the final volume of the solution in liters.
稀释后,我们通过用溶质的物质的量除以溶液最终体积(以升计)来计算摩尔浓度。

词源 Etymology

molarity 来自 mole(摩尔),表示“物质的量单位”,再加上构成名词的后缀 -arity,表示“某种性质/状态”。因此该词字面意思就是“以摩尔为基准的浓度性质”,在化学中固定指 mol/L 的浓度表示法。

相关词 Related Words

文学与名著用例 Literary Works

  • Quantitative Chemical Analysis(Daniel C. Harris)分析化学计算与滴定章节常用 molarity 表示标准溶液浓度。
  • Analytical Chemistry(Skoog, West, Holler, Crouch)在滴定、校准与实验数据处理中频繁出现。
  • Physical Chemistry(Peter Atkins 等)在溶液性质、化学势与反应动力学相关推导中出现。
  • Chemistry: The Central Science(Brown, LeMay 等)基础化学教材中用 molarity 讲解溶液配制与浓度换算。
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