H_(2(g)) rarr 2H_((g)) , DeltaH = 400 KJ , then DeltaS_("system") at 2000 K is

H_(2(g)) rarr 2H_((g)) , DeltaH = 400 KJ , then DeltaS_("system") at 2

1.	H_(2(g)) rarr 2H_((g)) , DeltaH = 400 KJ , then DeltaS_("system") at 2000 K is
Answer» `0.2 KJ//mol//K` ` -0.2 KJ//mol//K` `200 KJ//g//K` `-400 KJ//mol//K` ANSWER :A