What does the law of conservation of mass state?

Question

Question 1 options:

Mass can be destroyed but not created during a chemical reaction.

Mass can be created but not destroyed in a chemical reaction.

Mass cannot be created nor destroyed in a chemical reaction.

Mass can be created and destroyed during a chemical reaction.

Answer 1

The correct answer is:

Mass cannot be created nor destroyed in a chemical reaction.

This principle, known as the law of conservation of mass, states that the total mass of reactants in a chemical reaction must equal the total mass of the products, meaning mass is conserved throughout the process.