Home Chemistry Some Basic Concepts of Chemistry Laws of Chemical Combination 4.88 g of when heated produced 1.92 g of a…
Chemistry Some Basic Concepts of Chemistry Laws of Chemical Combination Single Correct MCQ
Published on: August 14, 2026

4.88 g of when heated produced 1.92 g of and of KCl. Which of the following statements regarding the experiment is correct?

A
The result illustrates the law of conservation of mass.
B
The result illustrates the law of multiple proportions.
C
The result illustrates the law of constant proportion.
D
None of the above laws is followed.

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The correct answer is:
A

Mass of the reactant total mass of the products According to the law of conservation of mass, the mass of the products in a chemical reaction must equal the mass of the reactants. Therefore, this demonstrates the law of conservation of mass.

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