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The correct relationship between the boiling points of very dilute solutions of AlCL3 ( t1) and CaCl2 ( t2) , having the same molar concentrations is having the same molar concentrations is The correct relationship between the boiling points of very dilute solutions of AlCL3 ( t1) and CaCl2 ( t2) December 14, 2020 Category: [...]

The degree of dissociation (α) of a weak electrolyte, AxBy is related to van’t Hoff’s factor (i) by the expression: AxBy is related to van't Hoff's factor (i) by the expression: The degree of dissociation (α) of a weak electrolyte December 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Dry air was passed successively through solution of 5g of a solute in 180g of water and then through pure water. The loss in weight of solution was 2.50g and that of pure solvent 0.04g. The molecualr weight of the solute is: 0.5 molal aqueous solution of a weak acid (HX) is 20% ionised. If [...]

Van’t Hoff factor of Ca(NO3)2 is (a) 1 (b) 2 (c) 3 (d) 4 Van't Hoff factor of Ca(NO3)2 is (a) 1 (b) 2 (c) 3 (d) 4 December 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Four solutions of K2SO4 with the following concentration 0.1 m , 0.01 m and 0.001 m are available. The maximum value of van’t Hofffactor , i, corresponds to 0.01 m and 0.001 m are available. The maximum value of van't Hofffactor corresponds to Four solutions of K2SO4 with the following concentration 0.1 m I December [...]

0.5 molal aqueous solution of a weak acid (HX) is 20% ionised. If Kf for water is 1.86 K kg mol−1, the lowering in freezing point of solution will be : 0.5 molal aqueous solution of a weak acid (HX) is 20% ionised. If Kf for water is 1.86 K kg mol−1 the lowering in [...]

The freezing point depression constant for water is −1.860 C/m . If 5.00 g Na2 SO 4 ​ is dissolved in 45.0 g H 2O, the freezing point is changed by 3.82degreeC. Calculate the vant Hoff factor for Na2SO4 . The freezing point depression constant for water is −1.860 C/m . If 5.00 g Na2 [...]

When 0.01 mole of sugar is dissolved in 100 g of a solvent,depression in freezing point is 0.40 degree. When 0.03 mole of glucose is dissolved in 50 g of the same solvent, the depression in freezing point will be depression in freezing point is 0.40 degree. When 0.03 mole of glucose is dissolved in [...]

Which of the follwoing salt has the same value of Van’t Hoff factor i as that of K4 [ Fe ( CN) 6 ] Which of the follwoing salt has the same value of Van't Hoff factor i as that of K4 [ Fe ( CN) 6 ] December 14, 2020 Category: Uncategorised (JEE Advanced [...]

If molality of the dilute solutions is doulbed , the value of molal depression constant ( Kf ) will be If molality of the dilute solutions is doulbed the value of molal depression constant ( Kf ) will be December 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,