For the reaction Fe_(2)S_(3)+5O_2 to 2FeSO_4 +SO_(2) the equivalent weight of Fe_(2)S_(3) is-

For the reaction Fe_(2)S_(3)+5O_2 to 2FeSO_4 +SO_(2) the equivalent we

1.	For the reaction Fe_(2)S_(3)+5O_2 to 2FeSO_4 +SO_(2) the equivalent weight of Fe_(2)S_(3) is-
Answer» `M/4` `M/(16)` `(M)/(22)` `M/(20)` ANSWER :D