Question

(Please Help)

when adding a coefficient to a molecule what must you do to all atoms of that molecule?

A.Only multiple the first atom of the coefficient

B. multiply all of the atoms by the coefficient

C. Add the coefficient and the subscripts together, then divide them all by 2.​

Answer 1

The answer is B..............

Answer 2

B

Step-by-step explanation:

Trust me I've had problems like these