Question

`200 mL` of a solution of mixture of `NaOH` and `Na_(2)CO_(3)` was first titrated with phenolphthalein and `N//10HCl`. `17.5 mL` of `HCl` was required for the end point. After this methyl orange was added and `2.5 mL` of same `HCl` was required for next end point. Find out amounts of `NaOOH` and `Na_(2)CO_(3)` in mixture.

Answer 1

Correct Answer - `NaOH=0.06g per 200 mL`,
`Na_(2)CO_(3)=0.0265 g per 200 mL`;