Question

What is the percent composition of water, H2O?

A. 11.2% H, 88.8% O

B. 1.01% H, 16.0% O

C. 5.59% H, 94.4% O

D. 20.2% H, 79.8% O

E. 66.7% H, 33.3% O

Answer 1

A. 11.2% H, 88.8% O