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Topic: help please H rxn  (Read 4026 times)

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Offline importfan878

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help please H rxn
« on: January 16, 2008, 10:31:53 PM »
Determin the value of the H of RXN in KJ for the RXN
IF7 + I2 > IF5 + 2IF

H of Formation
IF= -95
IF5=-840
IF7=-941

a 69
b 311
c-1991
d -69
e the h of f for I2 is needed
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Offline enahs

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Re: help please H rxn
« Reply #1 on: January 16, 2008, 11:03:20 PM »
Couple things. This is pretty simple; how would you work it and why would you work it that way?

Are you sure you copied down the possible answers correct or the Delta-H's? As I get a different answer
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