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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।

ChemistryWhich colligative property is most suitable for determining the molar mass of polymers with very high molar masses?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 16Medium ChemistryWhich colligative property is most suitable for determining the molar mass of a polymer with very high molar mass?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 16Easy ChemistryWhich colligative property is most suitable for determining the molar mass of polymers with very large molecules?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 16Easy ChemistryWhich colligative property is generally preferred for determining the molar mass of high-molar-mass solutes such as proteins and polymers?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 16Easy ChemistryWhen 4 g of a non-dissociated solute is used to prepare 500 mL of solution, its osmotic pressure at 300 K is 0.984 atm. What is the molar mass? Take R = 0.082 L atm mol⁻¹ K⁻¹.Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 18Medium ChemistryA 1.8 g sample of a non-dissociated solute is used to make 250 mL of solution. At 300 K, the osmotic pressure is 0.738 atm. If R = 0.082 L atm mol⁻¹ K⁻¹, what is the molar mass?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 18Medium ChemistryMeasurement of the osmotic pressure of a solution is especially suitable for determining the molar mass of which type of solute?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 18Easy ChemistryWhich colligative property can be measured at room temperature for molar mass determination?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 18Easy ChemistryIf two solutions are isotonic, which statement about them is correct?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 18Easy ChemistryIf the temperature is 27°C, what is its approximate value in kelvin?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 18Easy ChemistryIf w, R, T, π, and V are known in the osmotic-pressure method, how is M calculated?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 18Easy ChemistryWhich relation helps determine molar mass by the osmotic-pressure method?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 18Medium ChemistryWhy is the osmotic-pressure method more useful for substances with high molar mass?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 18Easy ChemistryA student determines the molar mass of a solute by the osmotic pressure method. If the solute undergoes dimerisation in solution, which conclusion about the calculated molar mass is correct?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17Easy ChemistryIf calculation by the osmotic-pressure method is to be performed at 27 °C, what temperature value should be used in the formula?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17Easy ChemistryIf the osmotic pressure of a solution is known, on which temperature scale should temperature be used for molar-mass calculation?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17Easy ChemistryIf osmotic pressure increases while all other quantities remain constant, how will the molar mass calculated from M = wRT/(πV) change?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17Easy ChemistryIf the mass of solute increases while all other quantities remain the same, how is the molar mass calculated from the osmotic-pressure formula affected?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17Easy ChemistryWhich colligative property is most suitable for determining the molar mass of macromolecules such as proteins in solution?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17Easy ChemistryWhich method requires a semipermeable membrane?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17Easy