Question

Assertion: In a chemical reaction, the sum of the masses of the reactants and products remain unchanged.

Reason: According to the law of conservation of mass, mass can neither be created nor destroyed.

• A. Both the assertion and reason are correct and reason is the correct explanation for assertion.
• B. Both the assertion and reason are correct and reason is not the correct explanation for assertion.
• C. Assertion is incorrect but reason is correct
• D. Both assertion and reason are incorrect

Answer 1

The correct option is A Both the assertion and reason are correct and reason is the correct explanation for assertion.

The quantity of atoms of each kind remains associate equivalent, before and after the reaction