Question

Helppp What function does adding a coefficient in a chemical equation serve?

Coefficients cannot be added or changed without describing different substances.
It tells whether the reactants must be exposed to outside factors to make them react.
It balances the equation, ensuring each side of the reaction has an equal number of atoms.
It describes the physical state of the reactant or product to which it is attached.

Answer 1

Answer: The answer is option C. (It balances the equation, ensuring each side of the reaction has an equal number of atoms.)

Step-by-step explanation: