Question

To prepare the standard solution of oxalic potassium permanganate solution and to determine the amount of mohrs salt in a given solution acid standardize

Answer 1

Add 2 mL of starch TS and continue titrating until the solution is colorless. Dissolve about 6.5 g of iodine in a solution of 18 g of potassium iodide in 100 mL of water, add 3 drops of hydrochloric acid, dilute with water to 1000 mL, and standardize the solution as follows.