名词
中文翻译：化学质量
同义词：
['chemical composition', 'chemical weight', 'molecular weight']
例句：
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1. The study of chemical reactions is crucial for understanding the behavior of matter.
研究化学反应对于理解物质的行为至关重要。
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2.The chemical mass of the substance was determined by its density.
该物质的化学质量通过其密度来确定。
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3. The chemical mass of the compound is 40 g.
这种化合物的化学质量是40克。