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?

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

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.	0.1
B.	0.4
C.	0.6
D.	0.8
Answer» C. 0.6

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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?

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