Question

Ex
1. Choose the most correct option.
A. A sample of pure water, whatever the
source always contains
by
mass of oxygen and 11.1 % by mass of
hydrogen.
a. 88.8 b. 18 c. 80
d. 16​

Answer 1

Answer:

I don't know Sry.................

Answer 2

Answer:

Answer to the question is 88.8 I hope it will be helpful to you