0.2828g of iron wire was dissolved in excess dilute H_(2)SO_(4) and the solution was made up to 100 mL. 20mL of this solution required 30mL of N//30 K_(2)Cr_(2)O_(7) doluyion for exact oxidation. Calculate % purity of Fe in wire.

0.2828g of iron wire was dissolved in excess dilute H_(2)SO_(4) and th

1.	0.2828g of iron wire was dissolved in excess dilute H_(2)SO_(4) and the solution was made up to 100 mL. 20mL of this solution required 30mL of N//30 K_(2)Cr_(2)O_(7) doluyion for exact oxidation. Calculate % purity of Fe in wire.
Answer» ANSWER :`99%`