Solutions questions
1397 published questions with worked solutions.
- In the depression of freezing point experiment A. Vapour pressure of the solution is less than that of pure solvent B. Vapour...
- The number of pairs of the solutions having the same value of the osmotic pressure from the following is _________ (Assume 100%...
- The osmotic pressure of solutions of PVC in cyclohexanone at 300 K are plotted on the graph. The molar mass of PVC is _________g...
- Match List-I with List-II. List-I: A. van't Hoff factor, i B. k_f C. Solutions with same ostomic pressure D. Azeotropes List-II:...
- Match List-I with List-II. List-I: A. Osmosis B. Reverse osmosis C. Electro osmosis D. Electrophoresis List-II: I. Solvent...
- Lead storage battery contains 38% by weight solution of H_2SO_4. The van't Hoff factor is 2.67 at this concentration. The...
- A solution containing 2 g of a non-volatile solute in 20 g of water boils at 373.52 K. The molecular mass of the solute is...
- Evaluate the following statements for their correctness. A. The elevation in boiling point temperature of water will be same for...
- At 27°C, a solution containing 2.5 g of solute in 250.0 mL of solution exerts an osmotic pressure of 400 Pa. The molar mass of...
- When 20 g of naphthoic acid (C_ 11 H_8O_2) is dissolved in 50 g of benzene (K_f = 1.72 K kg mol⁻¹), a freezing point depression...
- The Henry's law constant for the solubility of N_2 gas in water at 298 K is 1.0 10^5 atm. The mole fraction of N_2 in air is 0.8....
- Freezing point of an aqueous solution is (-0.186)^ . Elevation of boiling point of the same solution is K_b = 0.512^ , K_f =...
- In mixture A and B component show -ve deviation as
- If liquids A and B form an ideal solution
- In a 0.2 molal aqueous solution of a weak acid HX the degree of ionization is 0.3. Taking k_f for water as 1.85 , the freezing...
- Which of the following liquid pairs shows a positive deviation from Raoult's law?
- On mixing ethyl acetate with aqueous sodium chloride, the composition of the resultant solution is
- Two solutions of a substance (non electrolyte) are mixed in the following manner. 480 ml of 1.5 M first solution + 520 mL of 1.2...
- Benzene and toluene form nearly ideal solutions. At 20^ , the vapour pressure of benzene is 75 torr and that of toluene is 22...
- If is the degree of dissociation of Na_2SO_4, the vant Hoff's factor (i) used for calculating the molecular mass is
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