Question

What is the percent composition of hydrogen in a compound if the mass of the initial compound is 276 grams and the mass of collected hydrogen after decomposition is 41.4 grams?

A.
6.6%
B.
10.0%
C.
15.0%
D.
21.2%

Answer 1

C. 15%

Step-by-step explanation:

Answer 2

Answer;

15 %

Explanation;

Mass of hydrogen collected after decomposition = 41.4 grams

Mass of the initial compound = 276 grams

Percentage composition of hydrogen;

= (41.4 /276) × 100%

= 15.0 %