For the Reaction,2 H₂S(g) $\leftrightarrows$ 2 H₂(g)+ S₂(g),K_c = 1 $\times$ 10^-7 at 800

For the reaction,2 H₂S(g) $\leftrightarrows$ 2 H₂(g) + S₂(g) ,K_c = 1.7 $\times$ 10^-7 at 800.0 ^$\circ$ C.If the initial concentration of H₂S in a closed container is 0.75 M,what is the approximate equilibrium concentration of H₂?

A) 0.37 M
B) 3.2 $\times$ 10^--3 M
C) 6.3 $\times$ 10^-3 M
D) 5.8 $\times$ 10^-3 M
E) 2.9 $\times$ 10^-3 M