20 mL of 0.02 M K Cr O solution is used for the titration of 10 mL of Fe solution in the acidic medi — Redox Reactions and Volumetric Analysis Chemistry Question

Question

20 mL of 0.02 M K Cr O solution is used for the titration of 10 mL of Fe solution in the acidic medium. The molarity of Fe solution is ______ × 10 M. (Nearest Integer) 2 2 7 2+ 2+ –2