Question

Mr(CuSO4)=
Mr(CH3COOH)=
Є фото

Answer 1

1) Mr(CuSO4) = Ar(Cu) + Ar(S) + 4 × Ar(O) = 64 + 32 + 4×16 = 64 + 32 + 64 = 160

2) Mr(CH3COOH) = 2 × Ar(C) + 4× Ar(H) + 2×Ar(O) = 24 + 4 + 32 = 60