JEE Mains 1-Feb-2023 Shift 1 Solved Paper

25‌mL of an aqueous solution of KCl was found to require 20‌mL of 1M‌AgNO3 solution when titrated using K2CrO4 as an indicator. What is the depression in freezing point of KCl solution of the given concentration? ________ (Nearest integer).
(Given : Kf=2.0K‌kg‌mol−1 )
Assume
1) 100% ionization and
2) density of the aqueous solution as 1gmL−1