In the Haber Process, Ammonia Is Synthesized from Nitrogen and Hydrogen

In the Haber process, ammonia is synthesized from nitrogen and hydrogen: N₂(g) + 3H₂(g) → 2NH₃(g)
Δ_rG° at 298 K for this reaction is -33.3 kJ mol^-1. The value of Δ_rG at 298 K for a reaction mixture that consists of 1.9 atm N₂, 1.6 atm H₂, and 0.65 atm NH₃ is ________ kJ mol^-1.

A) -1.8
B) -3.86 × 10³
C) -7.25 × 10³
D) -104.5
E) -40.5