Question

At 1500 °C, Kc = 5.67 for the reaction

CH4(g) + H2O(g) CO(g) + 3H2(g)

Calculated value of ΔG°1773 for the reaction at this temperature.

Answer 1

You need to learn how to type the arrow. --> or ==>

See your post under Lia. Same process.
Post your work if you get stuck.

Answer 2

The answer is -174 kJ