Homework Help: Chemistry (balance)

Posted by Jacob on Monday, August 20, 2012 at 1:06pm.

if the heat of combustion for a specific compound is -1320.0 KJ/mol and its molar mass is 67.53 g/mol how many grams of this compound must you burn to release 791.60 kj of heat

Chemistry (balance) - DrBob222, Monday, August 20, 2012 at 6:00pm
1320 0 kJ/mol x ?mol = 791.60 kJ.
Solve for ?mol, then
g = mol x molar mass.
Chemistry (balance) - Jacob, Monday, August 20, 2012 at 6:07pm
Thank you, it worked... I was diving the wrong way

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