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Class 12 · Chemistry
→A solution contains 0.01 mol solute in 1 L and its osmotic pressure is measured at 300 K. If the solute completely dissociates into 2 ions, how will its osmotic pressure compare with that of an ideal non-dissociated solute?
Class 11 · Chemistry
→If 1 mol of solute produces 1.5 mol of effective particles in solution, what is the van’t Hoff factor i?
Class 12 · Chemistry
→If the van’t Hoff factor i of a solution is greater than 1, what behaviour does it indicate?
Class 12 · Chemistry
→A solute is found to have a van’t Hoff factor i = 0.5. Which conclusion is most appropriate?
Class 12 · Chemistry
→What is the basic principle of reverse osmosis used to obtain pure water from seawater?
Class 12 · Chemistry
→If the boiling point elevation of a solution is greater than the expected value, what could be a possible reason?
Class 12 · Chemistry
→Which statement correctly identifies colligative properties?
Class 12 · Chemistry
→If a 0.2 m glucose solution has ΔT_f = 0.372 K, what will be the approximate ΔT_f of a 0.2 m NaCl solution in the same solvent, assuming complete dissociation?
Class 12 · Chemistry
→If two solutions separated by a semipermeable membrane show no net flow of solvent, what are they called?
Class 12 · Chemistry
→For a solution, Δp/p⁰ = 0.02. Assuming a very dilute solution with a non-volatile solute, what is the approximate mole fraction of the solute?
Class 12 · Chemistry
→Among the following solutions of equal molality in the same solvent, which will have the lowest freezing point if dissociation is complete?
Class 12 · Chemistry
→In a solution, the van’t Hoff factor of KCl is 1.8. If ideal complete dissociation gives a value of 2, what does this value indicate?
Class 12 · Chemistry
→Among aqueous solutions of equal molality, assuming complete dissociation, which solute will produce the greatest depression in freezing point?
Class 12 · Chemistry
→Why does the vapour pressure of a solvent decrease when a non-volatile solute is added?
Class 12 · Chemistry
→What type of flow through a semipermeable membrane is called osmosis?
Class 12 · Chemistry
→Which of the following statements correctly describes a colligative property?
Class 12 · Chemistry
→Two solutions have the same osmotic pressure at the same temperature. If both are ideal dilute solutions, which statement is correct?
Class 11 · Chemistry
→Which of the following is not a colligative property?
Class 12 · Chemistry
→If CH3COOH forms dimers in benzene, what happens to its observed molar mass?
Class 12 · Chemistry
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