MEDIUMMCQ SINGLENEET ChemistryPhysical ChemistrySolutionsNa SO
0.2 molal acid HX ionises 20%. Kf for acid is 1.86 molality–1. Freezing point is
A.1 : 1 : 1
B.1 : 2 : 3✓ Correct
C.1 : 2 : 4
D.2: 2 : 4
Explanation
f f T i K m. 0.02 m urea 0.02m 0.02 m NaCl 0.04 m 2 0.02 x 2 0.02 m CaCl 0.06 m (3 0.02) x The ratio of depression in the freezing point is 1 : 2 : 3
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