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May 24, 2015

Homework Help: Chemistry

Posted by Kate on Tuesday, October 28, 2008 at 10:11pm.

HELP!!
I cannot find the value of H, for the following reactions.

A + 2B --> C + 3D , H = 154 kJ

1/2C + 3/2D --> 1/2A + B, H= ?

I have tried the answers -302 and 154 and neither were correct.

Have any suggestions?? Thank You!

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