1.13 g of an ammonium sulphate were treated with 50 mL of normal NaOH solution and boiled till no more ammonia was given off. The excess of the alkali solution left over was titrated with normal H_(2)SO_(4). The volume required was 30 mL. Find out the percentage of NH_(3) in the salt.

1.13 g of an ammonium sulphate were treated with 50 mL of normal NaOH

1.	1.13 g of an ammonium sulphate were treated with 50 mL of normal NaOH solution and boiled till no more ammonia was given off. The excess of the alkali solution left over was titrated with normal H_(2)SO_(4). The volume required was 30 mL. Find out the percentage of NH_(3) in the salt.
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