The equilibrium constant for the following reaction is 5.0×108 at 25∘C. N2(g)+3H2(g)⇌2NH3(g) The value of ΔG∘ for this reaction is ___ kJ/mol. The equilibrium constant for the following reaction is at . The value of for this reaction is ___ .
a.−22
b.- 25
c. 22
d. −50
−4.2