## Question

###### A sample of Epsom Salt of mass 0.6724 g was dissolved uniformly in distilled water in a 250m] volumetric flask Portion of the magnesium ion (Mwt 24.3g/mol) solution of volume 10 ml were titrated using a 0.01 M solution of EDTA The mean corrected titration volume was 12.50 ml Calculate the percentage by mass (wlw %) ofthemagnesium in the Epsom Salt sampleSelect one0 a 10,5 %0,.25 %11.3 *54,2 %

A sample of Epsom Salt of mass 0.6724 g was dissolved uniformly in distilled water in a 250m] volumetric flask Portion of the magnesium ion (Mwt 24.3g/mol) solution of volume 10 ml were titrated using a 0.01 M solution of EDTA The mean corrected titration volume was 12.50 ml Calculate the percentage by mass (wlw %) ofthemagnesium in the Epsom Salt sample Select one 0 a 10,5 % 0,.25 % 11.3 * 54,2 %

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