Determination of percentage purity and impurity : A is a solution of HCL containing 500gdm³. Bus absolution of impure KOH containing 6.50gdm³ (a) put A into the burette and titrate against 20 or 25 cm³ portion of B using methyl orange as an indicator. Tabulate your burette readings and calculate the average volume of A used. The equation for the reaction involved is : (b) From your result and the information provided; calculate: (1) Concentration of A in moldm³. (2) Concentration of B in moldm³. (3) Concentration of pure B in gdm³ (4) percentage purity of KOH in B, (5). Percentage impurity of KOH in B ?
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