Given:
4NH₃(g)+ 5O₂(g) $f$ 4NO(g)+ 6H₂O(g)
K
Calculate the Equilibrium Constant for the Following

Multiple Choice

Given:
4NH₃(g) + 5O₂(g) $f$
4NO(g) + 6H₂O(g)
K
Calculate the equilibrium constant for the following reaction.
2NO(g) + 3H₂O(g) $f$
2NH₃(g) + $\frac { 5 } { 2 }$ O₂(g)

A) -0.5K
B) -2K
C) K^-1/2
D) -K
E) K^-1