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Colligative Properties

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

ChemistryWhy does the factor 1000 appear in molar-mass determination formulas using molality?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17EasyChemistryIf the normal molar mass is 60 g mol⁻¹ and the observed molar mass is 120 g mol⁻¹, which process is possible?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17EasyChemistryIf the normal molar mass is 100 g mol⁻¹ and the observed molar mass is 50 g mol⁻¹, what is the Van’t Hoff factor i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17EasyChemistryIf the normal molar mass is 180 g mol⁻¹ and the observed molar mass is 180 g mol⁻¹, what is the Van’t Hoff factor i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17EasyChemistryA 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 17EasyChemistryWhich factor is used to explain abnormal molar mass properly?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17EasyChemistryIn which situation is the molar-mass value called abnormal?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 17MediumChemistryIf 1 g of solute is dissolved in 100 g of solvent, what does wB represent in the usual molar-mass formula?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17EasyChemistryIn the freezing-point-depression method, if ΔTf is measured as smaller for the same masses of solute and solvent, how will the calculated molar mass generally be affected?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17EasyChemistryWhile finding molar mass from boiling-point elevation, if ΔTb becomes larger and all other quantities remain the same, what happens to the molar mass?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17EasyChemistryIf 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 17EasyChemistryWhich of the following colligative properties is particularly useful for determining the molar mass of a solute?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17EasyChemistryWhat is the correct meaning of ΔT_f in the freezing-point depression method?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17EasyChemistryWhat does ΔT_b mean in the boiling-point elevation method?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17EasyChemistryWhich method requires a semipermeable membrane?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17EasyChemistryWhy are colligative properties used in molar mass determination?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17EasyChemistryIf solute particles associate in solution to form larger particles, how is the observed molar mass generally obtained compared with the normal molar mass?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17EasyChemistryIf a solute dissociates into ions in solution, how is the observed molar mass generally obtained compared with the normal molar mass?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17EasyChemistryWhich formula can be used to find the molar mass of a solute by the boiling-point-elevation method?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17MediumChemistryIn the freezing-point-depression method, which quantity is mainly measured to determine the molar mass of a solute?Class 12Chapter 01: Solutions6: Molar Mass DeterminationLevel 17Easy