2.26 g of impure ammonium chloride were boiled with 100 mL of NaOH solution till no more ammonia was given off. The excess of NaOH solution left over required 30 mL 2N H_(2)SO_(4) for neutralisation. Calculate the percentage purity of the salt. (H=1, N=14, O=16, Na=23, S=32, Cl=35.5)

2.26 g of impure ammonium chloride were boiled with 100 mL of NaOH sol

1.	2.26 g of impure ammonium chloride were boiled with 100 mL of NaOH solution till no more ammonia was given off. The excess of NaOH solution left over required 30 mL 2N H_(2)SO_(4) for neutralisation. Calculate the percentage purity of the salt. (H=1, N=14, O=16, Na=23, S=32, Cl=35.5)
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