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Topic: how can I find three equations..?  (Read 2553 times)

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Offline petstar21

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how can I find three equations..?
« on: April 12, 2008, 04:48:03 PM »
for NH3 + hCL ___> Nh4Cl

like how do i go about doing that
and in order to calculate the heat of rxn.. should i just cancell out the things from 3 eqs and then add up heat of formations,?

Offline Yggdrasil

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Re: how can I find three equations..?
« Reply #1 on: April 12, 2008, 08:34:00 PM »
Yes.  The three equations you would use would be the formation of each of the reactants/products from the elements.  For example, one of the equations you would use would be (1/2)N2 + (3/2)H2 --> NH3

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