For the reaction below, which way would the equilibrium shift, for each situation below, to the right or to the left?
CH4 (g) + 2H2S (g) ↔ CS2 (g) + 4H2 (g)
(a) Decrease the concentration of hydrogen sulfide. ____________________
(b) Increase the pressure on the system. ____________________
(c) Increase the temperature of the system. ____________________
(d) Increase the concentration of carbon disulfide. ________________
(e) Decrease the concentration of methane (CH4). ________________