Question

Calculate the molecular mass of following compounds-

A. CH4 (methane)

B. CH3OH (methanol)

C. NH3 (ammonia)

(Atomic masses of C=12u, H=1u, O=16u, N=14u)​

Answer 1

Answer:

A) C 12

H 1

12+4 = 16

B) C 12

H 1

O 16

12+3+16+1 = 32

C) N 14

H 1

14+3 = 17

Answer 2

Answer:

A. CH4

12 + 4(1)

12 + 4

16 g -----> Answer

B. CH3OH

12 + 3(1) + 16 + 1

12 + 3 + 16 + 1

32 g -----> Answer

C. NH3

14 + 3(1)

14 + 3

17 g -----> Answer