Question

calculate the molecular mass of CH4 and CH2​

Answer 1

Explanation:

molecular mass

CH4 = (12×1) + (1×4) = 12+4 = 16

CH2 = (12×1) + (1×2) = 12+2 = 14

Answer 2

Answer:

molecular mass of CH2= 12+1*2 =14

Explanation:

and molecular mass of CH4= 12+1*4= 16