Wednesday
December 24, 2014

Homework Help: Chemistry

Posted by Brittany on Thursday, November 8, 2012 at 7:58pm.

The flame in a torch used to cut metal is produced by burning acetylene(C2H2) in pure oxygen. Assuming the combustion of 1 mole of acetylene releases 1251kj of heat, what mass of acetylene is needed to cut through a piece of steel if the process requires 36.658 x 10^4 kj of heat?

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