For the reaction N2(g) + O2(g) 2NO(g), Kc = 4.0 at a particular temperature. In a 1.0-L container, 1.0 mol of N2 and O2 are mixed.
Determine the concentration of NO once equilibrium is reached at the given temperature.
=________
Please explain so I understand
For the reaction:
. N2(g) +O2(g) =2NO
Initial concentration: 1.0 M 1.0M 0M
Final concentration: 1.0-X 1.0-X 2X
Given: KC=4.0
KC=[NO]2/[N2][O2]
4.0=(2X)2/(1-X)(1-X)
X=0.5
Conc of [NO] at equilibrium=2X=2*0.5
=1.0M
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