20-03-2017
Chemistry

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How many grams of octane must be burned to release 357.0 kcal ?

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liveQueen liveQueen

20-03-2017

During combustion of 5.0g of octant 239.5 kcal is released"
How many moles of octane (C8H18) must be burned to release 369.0 kcal?
I got the balance equation
2C8H18 + 25O2 -> 16CO2 + 18H2O

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