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Chemistry, 15.02.2021 18:00 gandalfhan

Which of the following describes the law of conservation of mass? 1. The mass of the products is greater than the mass of the reactants
2. the mass of the reactants is greater than the mass of the products
3. The products will have the same states of matter as the reactants
4. The mass of the products equals the mass of the reactants

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