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氮原子的摩尔质量是

更新时间: 2020-07-13 00:00:00     

氮原子的摩尔质量是14、0067g/mol。单位物质的量的物质所具有的质量称摩尔质量,用符号“M”表示,当物质的量以“mol“为单位时,摩尔质量的单位为“g/mol“,在数上等于该物质的原子质量或分子质量,对于某一化合物来说,它的摩尔质量是固定不变的,而物质的质量则随着物质的量不同而发生变化。

关键词: 原子 质量

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