Asked by shana

What is the percent by mass of hydrogen in C3H8?
A. 8.0%
B. 18.2%
C. 80.0%
D. 81.8%

I say B
Answered by Steve
H=8
C=36

8/(36+8) = 18.18%

you are correct
Answered by chaithu
B is the right answer shana
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