Question

Titration of 0.2121 g of pure Na2C2O4 (134.00 g/mol) required 43.31 mL

of KMnO4.What is the molar concentration of the KMnO4 solution? The

chemical reaction is

2MnO4 + 5C2O4+ 16H* ->2Mn+ 10CO2+ 8H2O

Answer 1

0.01462 M