Q.

An average percentage of Carbon and Hydrogen in Petrol may be roughly given as

A. 70% C, 70% H2
B. 15% C, 85% H2
C. 50% C, 50% H2
D. 85% C, 150% H2
E. 60% C, 40% H2
Answer» D. 85% C, 150% H2
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