At a certain temperature, the equilibrium constant K for the following reaction is 6.0x10⁴:
NO₃(g)+NO(g)⇌2NO₂(g)
Use this information to answer the following question.
Calculate K for the reaction:

2 N₂ (g) + 4 H₂O (g) ⇌ 4 NO (g) + 4 H₂ (g) K = ?
a. 1 x 10⁵
b. 4.2 x 10⁵
c. 3.3 x 10²
d. 8.2 x 10⁻⁶
e. 3.1 x 10⁻³
f. 25