Chapter 17, Problem 17.68QE

What is the sign of the standard Gibbs free-energy change at low temperatures and at high temperatures for the formation of hydrogen sulfide from the elements?

${\text{H}}_{\text{2}}\text{(g) +}\frac{1}{8}{\text{S}}_{\text{8}}\text{(s)}\to {\text{H}}_{\text{2}}\text{S(g)}$