Answer to Question #215437 in Organic Chemistry for Grz

Question

A solution containing 0.100 mol per dm cube of tetraoxosulphate (vi) acid, B is a Solution of an impure sodium hydroxide containing 10.0gram per dm cube.if 25cm cube portion of solution B required average of 24.10cm cube for complete neutralization using methane orange as an indicator, calculate :(a) concentration of B in Mol per DM cube, (b) mass concentration of pure B in grammar per DM cube (c) mass of impurity in gram per dm^3, (d) percentage impurity and purity of sodium hydroxide.

Answer 1

Percentage purity =79.4%

Percentage impurity =17.2%