cathedryl77741 cathedryl77741

14-02-2024
Chemistry

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50gm of sample of Ca(OH)₂ is dissolved in 50 ml of 0.5N HCl solution. The excess HCl was titrated with 0.3N NaOH. The volume of NaOH was 20°c. Calculate the % purity of Ca(OH)₂.

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