Question of the Day!

Chemistry

The molecular weight of a particular hydrocarbon is 72 gr/mol and it is 83.3% (by weight) carbon and 16.7% by weight hydrogen.  Its chemical formula is:

C5H

C5H12

C7H17

 CH50

HINT

This question of the day was provided by the courtesy of  Professor Scott Campbell of the University of South Florida from the book FE Practice Exam With Complete Solutions