Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Assertion : The presence of Ag + enhances the solubility of alkenes in water. Reason : Alkenes are weakly polar in nature.
15
Dec
Assertion : The presence of Ag + enhances the solubility of alkenes in water. Reason : Alkenes are weakly polar in nature. Assertion : The presence of Ag + enhances the solubility of alkenes in water. Reason : Alkenes are weakly polar in nature. December 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
Liquids A and B form an ideal solution in the entire composition range. At 350K, the vapor pressure of pure A and pure B are 7×103 Pa and 12×103 Pa, respectively. The composition of the vapor in equilibrium with a solution containing 40 mole percent of A at this temperature is
14
Dec
Liquids A and B form an ideal solution in the entire composition range. At 350K, the vapor pressure of pure A and pure B are 7×103 Pa and 12×103 Pa, respectively. The composition of the vapor in equilibrium with a solution containing 40 mole percent of A at this temperature is Liquids A and B [...]
K2HgI4 is 40% ionised in aqueous solution . The value of its van’t Hoff factor ( i) is (a) 1.8 (b) 2.2 (c) 2.0 (d) 1.6
14
Dec
K2HgI4 is 40% ionised in aqueous solution . The value of its van’t Hoff factor ( i) is (a) 1.8 (b) 2.2 (c) 2.0 (d) 1.6 K2HgI4 is 40% ionised in aqueous solution . The value of its van't Hoff factor ( i) is (a) 1.8 (b) 2.2 (c) 2.0 (d) 1.6 December 14, 2020 [...]
Elevation in the boiling point for 1 molal solution of glucose is 2 K. The depression in the freezing point for 2 molal solution of glucose in the same solvent is 2 K. The relation between Kb and Kf is
14
Dec
Elevation in the boiling point for 1 molal solution of glucose is 2 K. The depression in the freezing point for 2 molal solution of glucose in the same solvent is 2 K. The relation between Kb and Kf is For 1 molal aqueous solution of the following compounds which one will show the highest [...]
A solution containing 62 g ethylene glycol in 250 g water is cooled to -10 degree C . If Kf for water is 1.86 K kg/mol, the amount of water ( in g ) seperated as ice is
14
Dec
A solution containing 62 g ethylene glycol in 250 g water is cooled to -10 degree C . If Kf for water is 1.86 K kg/mol, the amount of water ( in g ) seperated as ice is A solution containing 62 g ethylene glycol in 250 g water is cooled to -10 degree C [...]
Which one of the following statements regarding Henry’s law is not correct
14
Dec
Which one of the following statements regarding Henry’s law is not correct Which one of the following statements regarding Henry's law is not correct December 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Pure water freezes at 273 K and 1 bar. The addition of 34.5 g of ethanol to 500 g of water changes the freezing point of the solution. Use the freezing point depression constant of water as 2 K kgmol-1. The figures shown below represent plots of vapour pressure (V.P.) versus temperature (T). [molecular weight of ethanol is46gmol-1 Among the following, the option representing change in the freezing point is
14
Dec
Pure water freezes at 273 K and 1 bar. The addition of 34.5 g of ethanol to 500 g of water changes the freezing point of the solution. Use the freezing point depression constant of water as 2 K kgmol-1. The figures shown below represent plots of vapour pressure (V.P.) versus temperature (T). [molecular weight [...]
The freezing point of benzene decreases by 0.45∘C when 0.2g of acetic acid is added to 20g of benzene. IF acetic acid associates to form a dimer in benzene, percentage association of acetic acid in benzene will be ( Kffor benzene=5.12 K kg mol−1)
14
Dec
The freezing point of benzene decreases by 0.45∘C when 0.2g of acetic acid is added to 20g of benzene. IF acetic acid associates to form a dimer in benzene, percentage association of acetic acid in benzene will be ( Kffor benzene=5.12 K kg mol−1) percentage association of acetic acid in benzene will be ( Kffor [...]
Consider seperate solutions of 0.500 M C2 H5OH (aq), 0.250 M KBr(aq), 0.125 M Na 3 PO 4 (aq) and 0.1M Mg 3 (PO 4 ) 2 at 25 ∘ C. Which statement is true about these solutions, assuming all salts to be strong electrolytes?
14
Dec
Consider seperate solutions of 0.500 M C2 H5OH (aq), 0.250 M KBr(aq), 0.125 M Na 3 PO 4 (aq) and 0.1M Mg 3 (PO 4 ) 2 at 25 ∘ C. Which statement is true about these solutions, assuming all salts to be strong electrolytes? 0.125 M Na 3 [...]
For 1 molal aqueous solution of the following compounds, which one will show the highest freezing point
14
Dec
For 1 molal aqueous solution of the following compounds, which one will show the highest freezing point For 1 molal aqueous solution of the following compounds which one will show the highest freezing point December 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,