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10-12-2018
Chemistry

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If 7.99 moles of C5H12 reacts with excess O2, how many moles of CO2 will be produced in the following combustion reaction? C5H12 + 8O2 = 6H2O + 5CO2

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10-12-2018

C5H12 + 8 O2 => 6 H2O + 5 CO2
Ratio of balanced moles: 1 : 5
Moles in this reaction: 7.99 mols : x mols

Cross multiply
1x = 5×7.99
x = 39.95 mols

>> 39.95 molsof CO2were produced.

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