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Abnormal Molecular Mass

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

ChemistryIf the observed molar mass of a solute is half its true molar mass, what is the value of the van’t Hoff factor i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 16Medium ChemistryIf the true molar mass is 100 g mol⁻¹ and the van’t Hoff factor is i = 0.5, what is the observed molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 16Easy ChemistryIf the true molar mass is 60 g mol⁻¹ and the van’t Hoff factor is i = 2, what is the observed molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 16Easy ChemistryWhat happens to the observed molar mass when association occurs?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 16Easy ChemistryWhat happens to the observed molar mass when dissociation occurs?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 16Easy ChemistryWhy can an abnormal molar mass be obtained for a solute in solution?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 16Easy ChemistryThe observed molar mass of a substance in benzene is found to be twice its normal molar mass. Which conclusion is correct?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 15Medium ChemistryIf the observed molar mass of a solute is greater than its normal molar mass, what is the most likely reason?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 15Hard ChemistryIn which solution will the apparent molar mass determined from colligative properties be greater than the true molar mass because of association of solute particles?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 14Medium ChemistryDue to dissociation of an electrolyte, how is the observed molar mass generally obtained from a colligative property?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 14Medium ChemistryA solute associates to form dimers in a solution. How will this affect the observed molar mass calculated from a colligative property?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 14Medium ChemistryIf the observed molar mass of a solute is twice its normal molar mass, what is the van’t Hoff factor and which process is indicated?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 14Hard ChemistryThe experimental molar mass of a solute determined from osmotic pressure is greater than its actual molar mass. What behaviour does this mainly indicate?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 14Medium ChemistryThe normal molar mass of a solute is 120 g mol⁻¹, while its observed molar mass from the osmotic-pressure method is 60 g mol⁻¹. What is the van’t Hoff factor?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 14Medium ChemistryIn which of the following situations is the observed molar mass of a solute greater than its true molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13Hard ChemistryIf the observed molar mass of KCl is \(\frac{2}{3}\) of its true molar mass, what is the value of the van’t Hoff factor \(i\)?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 15Medium ChemistryA solute’s apparent molar mass determined from osmotic pressure is greater than its actual molar mass. What does this indicate?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 15Medium ChemistryA solution is found to have i < 1. What does this indicate about the solute?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 15Medium ChemistryIf the observed molar mass of a substance is greater than its normal molar mass, which process is possible in solution?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 15Medium ChemistryIf the normal molar mass of a solute is M and its observed molar mass in solution is M/2, what is its van't Hoff factor?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 15Medium