1.

A solution contains Na_(2)CO_(3) and NaHCO_(3) . 20 ml of this solution required 4 ml of 1 N HCl for titration with Ph indicator. The titration was repeated with the same volume of the solution but with MeOH. 10.5 ml of 1 N HCl was required this time. Calculate the amount of Na_(2)CO_(3) & NaHCO_(3).

Answer»


ANSWER :0.424 GM; 0.21 gm


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