Question

Calculate the molecular mass of the following compounds: 1 Atomic masses are: H=1u, Cl=35.5u, Ca=40u, C=12u, O=16u i)HCl ii) CaCO3​

Answer 1

Answer:

1) HCl = 1+35.5 = 36.5 u

2) CaCO3 = 40+12+16*3 = 100u

Answer 2

Answer:

Atomic masses: H = 1u , S = 32u, C = 12u)