Chemistry

In the following reaction, how many liters of oxygen will react with 124.5 liters of propane (C3H8), at STP?
C3H8 + 5O2 = 3CO2 + 4H2O

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  1. Since all are gases one may use a shortcut that tells us we can use liters directly as moles. All you need to do is to convert 124.5 L propane to oxygen using the coefficients in the balanced equation.
    124.5L x (5 moles propane/1 mol oxygen) = ? L O2.

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  2. 662.5 liters

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  3. 622.5 not 662.5

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  4. 662.5

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