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April 17, 2014

Homework Help: Chemistry

Posted by Samantha on Monday, November 21, 2011 at 5:29pm.

Ethanol, C2H5OH, is mixed with gasoline and sold as gasohol. Use the following to calculate the grams of ethanol needed to provide 367 kJ of heat.
C2H5OH(l) + 3 O2(g) 2 CO2(g) + 3 H2O(g)
H = −1235 kJ

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