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Osmotic Pressure

Class 12 Chemistry के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ChemistryOne litre each of 0.1 M glucose and 0.1 M NaCl solutions are considered separately. Assuming complete dissociation of NaCl and equal temperature, whose osmotic pressure will be higher and by what factor?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Medium ChemistryAn ideal solution has an osmotic pressure of 2.46 atm at 300 K. At the same concentration, what will its osmotic pressure be at 600 K?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Medium ChemistryA 0.1 M glucose solution and a 0.1 M NaCl solution are separated by a semipermeable membrane. If NaCl is completely dissociated, toward which solution will the net flow of water occur?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Medium ChemistryWhich colligative property is most suitable for determining the molar mass of a high-molar-mass, heat-sensitive solute such as a protein?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Medium ChemistryA solution contains 0.01 mol of a non-dissociated solute in 500 mL of solution. What is its osmotic pressure at 300 K?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Medium ChemistryWhat molarity of a CaCl₂ solution will be isotonic with a 0.3 M glucose solution, if CaCl₂ is assumed to dissociate completely?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Medium ChemistryWhich colligative property is particularly suitable for determining the molar mass of a solute when the solution is very dilute?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Medium ChemistryA solution and a pure solvent are separated by a semipermeable membrane. During initial osmosis, toward which side will the solvent move?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Easy ChemistryIf 0.1 M NaCl and 0.1 M glucose solutions are compared, what is the osmotic pressure of the NaCl solution, assuming complete dissociation?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryIf the osmotic pressure of a solution is to be increased while the temperature remains constant, which change will most directly achieve this?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryWhat is the effective molar concentration of particles in a 0.1 M K₃PO₄ solution on complete dissociation?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Easy ChemistryWhich solution will have the highest osmotic pressure at the same temperature if all have a molarity of 0.05 M and dissociation is complete?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryThe osmotic pressure of a 0.1 M solution at 300 K is half of the expected value for a non-dissociated solute. What behaviour does this indicate?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryWhich of the following statements about the osmotic pressure of a dilute solution is correct?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryWhich pair will show the greatest difference in osmotic pressure at the same temperature and same molarity, assuming complete dissociation where applicable?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryWhich colligative property is most suitable for determining the molar mass of a high-molar-mass protein?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryA solution shows an osmotic pressure of 0.615 atm at 25 °C. If R = 0.082 L atm mol⁻¹ K⁻¹, what is the approximate molarity of the non-dissociated solute?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryWhy is osmotic pressure more suitable for determining the molar mass of large biomolecules?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryWhat is the osmotic pressure of a \(0.05\,\mathrm{M}\) \(\mathrm{CaCl_2}\) solution at \(300\,\mathrm{K}\), assuming complete dissociation? Take \(R=0.082\,\mathrm{L\,atm\,mol^{-1}\,K^{-1}}\).Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15Medium ChemistryIn purification of seawater by reverse osmosis, when will the applied external pressure be effective?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium