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In a chemical reaction carried out in a closed system, what happens to the total mass?

Answer and explanation

Correct answer: Total mass is conserved; the total mass of the reactants equals the total mass of the products.

A is correct. In an ordinary chemical reaction in a closed system, matter is conserved: the total mass of the reactants equals the total mass of the products. Any gases formed must also be included in the products.

Related tags

ChemistryConservation Of MassChemical ReactionsLaws Of Chemical CombinationSome Basic Concepts Of ChemistryClass 11 Mcq

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