a
conservation of mass
b
definite proportions
c
multiple proportions
d
conservation of energy
Explanation
Correct Option
aNo explanation available
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Discussions (4)

Habibullah123
4 years ago
It's law of conservation of mass because matter can never be created nor distroy but can be transferred from one point to another

Bt1
2 years ago
A balanced chemical equation obeys the law of conservation of mass. This means that in a chemical reaction, the total mass of the reactants (the substances being combined) must equal the total mass of the products (the substances formed by the reaction).
Let's options E never confuse you.
hence option A is correct


