[CHM 330] Number 3 on the Worksheet (correction)

Andrew J. Pounds pounds_aj at mercer.edu
Thu Nov 6 16:31:17 EST 2025


Correction -- there is no [H2] in the final equation because the steady 
state approximation gives and expression for the [N2O2] concentration 
that has [H2] in the denominator, so when you use it in the second step 
to find the rate of [N2O] it cancels.

Should be

d[N2O]/dt = k_1 k_2 [NO]^2 / (k_(-1) - k_2)

-------- Forwarded Message --------
Subject: 	Number 3 on the Worksheet
Date: 	Thu, 6 Nov 2025 16:18:48 -0500
From: 	Andrew J. Pounds <pounds_aj at mercer.edu>
Reply-To: 	pounds_aj at mercer.edu
To: 	chm330 at theochem.mercer.edu



When I worked number 3 in class the other day I had mistakingly pulled 
my solution from an older worksheet. If you use the steady state 
equation and the two step mechanism from Worksheet 5 the rate of 
appearance of N2O should be

d[N2O]/dt = k_1 k_2 [NO]^2 [H2] / (k_(-1) - k_2)

-- 
*/Andrew J. Pounds, Ph.D./*
/Professor of Chemistry and Computer Science/
/Director of the Computational Science Program/
/Mercer University, Macon, GA 31207 (478) 301-5627/
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