Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) The minimum quantity of `H_2S` needed to precipitate 64.5 of `Cu^(2+)` will be nearly – - Sarthaks eConnect

The minimum quantity of `H_2S` needed to precipitate 64.5 of `Cu^(2+)` will be nearly :–

63.5 g

31.75 g

34 g

34.75 g