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How many grams of C2H6 are required to produce 88 grams of CO2 when it is burned in the excess of oxygen?

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in Chemical Process Calculation by (98.8k points)
How many grams of C2H6 are required to produce 88 grams of CO2 when it is burned in the excess of oxygen?

(a) 15

(b) 30

(c) 45

(d) 60

The question was asked in a national level competition.

The origin of the question is Stoichiometry-III topic in chapter Material Balances without Reaction and Material Balances Involving Reactions of Chemical Process Calculation

1 Answer

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Best answer
Correct choice is (b) 30

The best I can explain: 1 gram mole of C2H6 = 2 gram moles of CO2.

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