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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%

Respuesta :

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 %

Answer:

C. 15%

Explanation:

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