Determine Δ_rG° at 298 K Using the Following Information: 2CH₄(g)

Multiple Choice

Determine Δ_rG° at 298 K using the following information: 2CH₄(g) → C₂H₆(g) + H₂(g) Δ_rH°= +64.6 kJ mol^-1; Δ_rS°= -12.7 J K^-1 mol^-1

A) -225.0 kJ mol^-1
B) +68.4 .0 kJ mol^-1
C) -89.3 kJ mol^-1
D) +131.5 kJ mol^-1
E) +175.2 kJ mol^-1