Question

determination of mass percentage of water o

Answer 1

In chemistry, finding the mass percentage of an element in a compound might sound complicated, but the calculation is simple. For example, to determine the mass percentage of hydrogen in water (H2O), divide the molar mass of hydrogen by the total molar mass of water and then multiply the result by 100

Answer 2

do you mean hydrogen ?

if you mean mass percentage of hydrogen then it is 11.19