A. What is the Gibbs free energy for this reaction at 298 K?

2NH3(g) N2(g) + 3H2(g)

ΔH = 91.8 kJ

ΔS = 0.1987 kJ/K

Is the reaction spontaneous at 298 K (room temperature)? (3 points)

Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d