Question

What is the molar mass of CH4 (C=12.011 amu H = 1.008 amu)

Answer 1

16.05 amu

Step-by-step explanation:

12.011 rounds to about 12.01 and 1.008 rounds to about 1.01 so when adding you'd do [12.01 + (1.01×4)]= 16.05