MCQOPTIONS
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| 1. |
0.5 molal aqueous solution of a weak acid (HX) is 20% ionized. If Kf for water is 1.86 K kg mol-1, the lowering in freezing point of the solution is [CBSE AIPMT 2007] |
| A. | –0.56 K |
| B. | –1.12 K |
| C. | 0.56 K |
| D. | 1.12 K |
| Answer» E. | |