Calculate the molecular masses of the following compounds:
(a) Methanol, CH3 OH
(b) Ethanol, C2 H5 OH
(a) Molecular mass of Methanol (CH3OH) = 1 x C + 3xH + 1xO +1xH = (12+3+16+1)u = 32u
(b) Molecular mass of Ethanol (C2H5OH) = 2xC + 5xH + 1xO + 1xH = (24 + 5 + 16 + 1) = 46u