Posted by Amy on Saturday, July 14, 2012 at 6:51pm.
I guess that's Kc? If NO2 at equilibrium is 2.20E122 M, then
K = (NO2)^2/(N2O4)
Substitute and solve for N2O4.
Related Questions
chemistry - Kc=5.85x10^-3 at 25 degrees C for the reaction N2O4(g)<--&...
chemistry - A 1.00 mol sample of N2O4 (g) is placed in a 10.0 L vessel and ...
AP Chemistry - Given: N2O4 (g) « 2NO2 (g) @ 25 degrees celcius, Kc is 5.84...
CHEMISTRY HELP NEEDED A.S.A.P - Given: N2O4 (g) « 2NO2 (g) @ 25 degrees ...
CHEMISTRY HELP DESPERATELY NEEDDED!!! - Given: N2O4 (g) « 2NO2 (g) @ 25 ...
CHEMISTRY HELP STILL NEEDED PLEASE!!! - Given: N2O4 (g) « 2NO2 (g) @ 25 ...
Chemistry - At 55C, the K for the reaction: 2NO2(g) <--> N2O4 is 1...
Chemistry - Nitrogen dioxide, NO2, dimerizes easily to form dinitrogen tetroxide...
Chemistry - Dinitrogen tetroxide decomposes to nitrogen dioxide: N2O4 (g) ---&...
AP Chemistry - Given: N2O4 (g) « 2NO2 (g) @ 25 degrees celcius, Kc is 5.84...
For Further Reading