M(CO2) = 12.01 (C) + 2 x 16.00 (O) = 44.01 g/molM(CuSO4) = 63.55 (Cu) + 32.07 (S) + 4 x 16.00 (O) = 159.61 g/molM(Fe) = 55.85 g/molM(NO2) = 14.01 (N) + 2 x 16.00 (O) = 46.01 g/molM(Ag) = 107.87 g/mol
M(CO2) = 12.01 (C) + 2 x 16.00 (O) = 44.01 g/mol
M(CuSO4) = 63.55 (Cu) + 32.07 (S) + 4 x 16.00 (O) = 159.61 g/mol
M(Fe) = 55.85 g/mol
M(NO2) = 14.01 (N) + 2 x 16.00 (O) = 46.01 g/mol
M(Ag) = 107.87 g/mol