In a batch process, 40 mole of O2 and 30 mole of CO2 entered a vessel – McqOptions

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1.	In a batch process, 40 mole of O2 and 30 mole of CO2 entered a vessel with some CO2, if 100 mole of product leaves the vessel, what is the percentage of O2 in the product?$
A.	10%
B.	40%
C.	60%
D.	80%
Answer» C. 60%

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