144 grams of C5H12 is burnt with 2 molesO2, and 1 mole of CO2 is prod – McqOptions

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1.	144 grams of C5H12 is burnt with 2 molesO2, and 1 mole of CO2 is produced. What is the percentage of excess O2?
A.	25%
B.	50%
C.	75%
D.	100%
Answer» B. 50%

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