which of the following reactions will get affected by increasing pressure? Mention whether the change will cause the reaction to go into forward or backward direction.
(i) COCl2 (g) ----> CO (g) + Cl2(g)
(ii) CO2 (g) +C(s) -----> 2CO (g)
(iii) 2H2 (g) +CO (g) -------> CH3OH (l)