Question

Calculate the molecular mass of

1. H20
2. CaCO3

Atomic mass-- H=1,0=16, Ca=40,C=12, O=16​

Answer 1

Answer:

H20 molecular mass = 18g/mol

Caco3 molecular mass =100g/mol

Answer 2

Answer:

1. Molecular Mass = 2*1 + 16 = 18u

2. Molecular Mass = 40 + 12 + 3*16 = 100u