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A chemical reaction takes place in a closed system. The mass of the reactants before the reaction was 35 grams. What must the mass of the products of the reaction be, according to the law of conservation
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A chemical reaction takes place in a closed system. The mass of the reactants before the reaction was 35 grams. What must

the mass of the products of the reaction be, according to the law of conservation of mass?
25 grams
30 grams
35 grams
70 grams

User Meyer Denney
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1 Answer

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35 grams, because the law of conservation of mass states that nothing can be created nor destroyed.
User Chmeliuk
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