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A 0.605 gm sample of Sodium Carbonate and Sodium bicarbonate , the solution titrated with 0.106N...

A 0.605 gm sample of Sodium Carbonate and Sodium bicarbonate , the solution titrated with 0.106N HCI , 40.2 ml needed from the titrant to reach phenolphthalein , and when titrated in presence of blue bromophenol found the total acid volume is 95.4 ml . calculate the % for the constituents ?

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