Lavoisier established the Law of Conservation of Mass, stating that matter is neither created nor destroyed in chemical reactions, and the Law of Definite Proportions, which asserts that a compound always contains the same elements in the same proportions by mass.
What were the two important laws of chemical combination established by Antoine Lavoisier?
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Antoine Lavoisier established two crucial laws of chemical combination: the law of conservation of mass, stating that matter is neither created nor destroyed in chemical reactions, and the law of definite proportions, asserting that a compound’s elements are always combined in fixed ratios by mass.