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16-12-2015
Physics

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In a chemical reaction, the total mass of the reactants is 10.0 grams. The total mass of the products must be:

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Answer: exactly 10.0 grams.

Explanation: The law of conservation of matter states that matter cannot be created or destroyed in a chemical reaction. Therefore, the total mass of the reactants must be the same as the total mass of the products.

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