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Chapter 01 Solutions

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

ChemistryAn AB₄ electrolyte is 25% dissociated. What is the value of i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11Easy ChemistryA colligative property is 0.55 times its normal value. If the solute forms only dimers, what is the degree of association?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13Medium ChemistryFor a K₂SO₄ solution, i = 2.6 is observed. What is the degree of dissociation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryIf a solute has i = 0.72 and true molar mass 144 g mol⁻¹, what is its apparent molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryA solution shows i = 1.9. Which situation matches this value?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11Easy ChemistryAn XY electrolyte has i = 1.72. If its formal concentration is 0.25 M, what is the effective particle concentration?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 9Easy ChemistryTwenty percent of a solute’s particles form dimers and 40% form tetramers. The rest remain single. What is i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 16Hard ChemistryIf the apparent molar mass is 60% greater than the true molar mass, what is the approximate value of i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryFor a solute with i = 0.70 that forms only trimers, what is the degree of association?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13Medium ChemistryOut of 100 initial AB2 units, 35 units dissociate. What is the total number of effective particles?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryAn MCl₃ salt has i = 2.8. What is its apparent molar mass compared with its true molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryIf Kb = 0.60 K kg mol−1, m = 0.20 mol kg−1, and the observed boiling-point elevation is 0.18 K, what is i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryA 0.04 M solution has osmotic pressure 1.476 atm at 300 K. Taking R = 0.082 L atm mol−1 K−1, what is i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13Medium ChemistryForty-five percent of a solute A forms A3. What is the value of i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryThe lowering of vapour pressure in a solution is 2.4 times the normal value. If the solute is AB2, what is the degree of dissociation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 14Medium ChemistryA colligative experiment gives an apparent molar mass of 300 g mol−1, while the true molar mass is 150 g mol−1. Which conclusion is most appropriate?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryA solution has i = 2.05. If the solute is of the A2B type, what is the degree of dissociation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryA solute forms trimers completely. What is the ratio of apparent molar mass to true molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryIf a colligative property of an AB3 solution is 120% higher than its normal value, what is the degree of dissociation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 14Medium ChemistryAn MX4 salt is 45% dissociated. What fraction of the true molar mass is its apparent molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13Medium