Question

What iS the law of conservation of mass?

• It states that the mass of a whole object is equal to the sum of the masses of its parts.
• It states that the mass of a whole object is unequal to the sum of the masses of its parts.
• It states that the mass of part of an object is equal to the sum of the masses of its parts.
It states that the mass of part of an object is unequal to the sum of the masses of its parts.

Answer 1

It states that the mass of a whole object is equal to the sum of masses of its parts

Explanation:

Law of conservation of mass states that the sum of the reactants and products in a chemical reaction is the same before and after the reaction .