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May 25, 2015

Homework Help: Chemistry

Posted by Hannah on Friday, January 20, 2012 at 9:59pm.

1) Consider the formation of sulfur trioxide according to the reaction:

2 SO2(g) + O2(g) -> 2 SO3(g) delta H = -198

How much heat is evolved in the formation of 750 grams of SO3?

I am not sure how to start this problem.

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