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May 24, 2015

Homework Help: Chemistry

Posted by Sam on Saturday, October 20, 2012 at 10:08pm.

Please show me how to work!

Ethane, C2H6(g) can be made by reaction of hydrogen gas with acetylene, C2H2(g). the standard enthalpies of formation of ethane and acetylene are -84.68 and +226.73 kJ mol-1, respectively. what is the reaction enthalpy for the production of one mole of ethane? Write the balanced chemical equation for the reaction first.

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