44. N2(g) + 3H2(g) → 2NH3(g)之ΔH° = – 92.2 kJ、ΔS° = – 0.1987 kJ/K。請問當ΔG° = 0之溫度為何？
(A) 0.00216 K
(B) 18.3 K
(C) 92.0 K
(D) 464 K