A mixture of NaOH and Na_(2)CO_(3) is titrated with 50mL of 0.5N H_(2)SO_(4) for phenolpthalein indicator. Then it requires another 20mL of the same acid for methyl orange indicator. Determinine the weight of mixture.

A mixture of NaOH and Na_(2)CO_(3) is titrated with 50mL of 0.5N H_(2)

1.	A mixture of NaOH and Na_(2)CO_(3) is titrated with 50mL of 0.5N H_(2)SO_(4) for phenolpthalein indicator. Then it requires another 20mL of the same acid for methyl orange indicator. Determinine the weight of mixture.
Answer» ANSWER :1.66g