Question #184358

2483g sample of NaOH was dissolved in water to get 250ml of the solution. 18.8ml of 0.105N HCl solution were used for the titration of the 20ml of the prepared solution. Calculate the mass percentage of the alkali in sample.


1
Expert's answer
2021-04-23T07:31:07-0400

MassMass %={(RAM of the element×no of atoms in the element.) ÷(relative formula of the compound)} × 100% = 76.59%


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