mole
molar mass
Avogadro constant
molecular weight
1. The mass of one gram molecule of CO2 is 44 grams.
一摩尔二氧化碳(gram molecule of CO2)的质量是44克。
2. Chemists used the term gram molecule in older texts.
化学家在旧文献中使用“摩尔分子”这个术语。
3. A gram molecule of oxygen is equivalent to 32 grams.
一摩尔氧(gram molecule of oxygen)等同于32克。
A: How much does one gram molecule of oxygen weigh?
A:一摩尔氧(gram molecule of oxygen)重多少?
B: It weighs 32 grams.
B:它重32克。
1) 一摩尔物质的质量
2) 化学旧式表达方式,现多称作 mole
3) 表示分子量的质量
1. 摩尔分子
e.g.
One gram molecule of water is 18 grams.
一摩尔水是18克。
noun phrase
1. An older term used in chemistry to mean one mole of a substance.