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law of definite proportions

NOUN
  1. (chemistry) law stating that every pure substance always contains the same elements combined in the same proportions by weight

How To Use law of definite proportions In A Sentence

  • Both men helped to systematize chemistry, to define the law of definite proportions and the underlying atomic and elemental principles.
  • Both men helped to systematize chemistry, to define the law of definite proportions and the underlying atomic and elemental principles.
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