Question

Calculate the molecular mass of hydrogen bromide (HBr). (Atomic masses H = 1 u ; Br = 80 u)

Answer 1

Answer:

HBr is the formula for hydrogen bromide

Explanation:

H = 1 u , Br= 80 u

So 1 mole of H + 1 mole of Br = 80 + 1 = 81 u