Question

Calculate the molecular masses of the following compounds (a) Hydrogen sulphide, H2S
(b) Carbon disulphide, CS2
(Atomic masses H = 1 u ; S = 32 u ; C = 12 u)

Answer 1

Answer:

H2S

2×1+32

2+32=34

C2S

2×12+32

24+32=56