Correct option is A
The molecular mass of CH₃OH is calculated by adding the atomic masses of its constituent atoms:
Carbon (C): 1 atom × 12 = 12
Hydrogen (H): 4 atoms × 1 = 4
Oxygen (O): 1 atom × 16 = 16
Total molecular mass = 12 + 4 + 16 =
32 g
Therefore, the correct answer is (a) 32 g.