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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।

ChemistryThe observed osmotic pressure is 0.80 times the normal value. If the solute forms dimers, what is the degree of association?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryAn A₂B salt is 65% dissociated. What is the van’t Hoff factor?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryForty percent of a solute’s particles form trimers. If its normal molar mass is M, what is the apparent molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13Hard ChemistryThe true molar mass of a solute is 180 g mol−1 and i = 0.6. What is its apparent molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11Easy ChemistryIf the apparent molar mass of a solute is M/3, what is the value of i and what does it indicate?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11Easy ChemistryA solute has i = 0.875 and forms only dimers. Out of 200 initial particles, how many particles participate in dimer formation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryWhy is molar mass obtained from a colligative property called abnormal in some cases?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11Easy ChemistryFor an electrolyte, i = 2.0. Which situation is not possible?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13Hard ChemistryA solute gives a much higher apparent molar mass from both boiling-point elevation and freezing-point depression. What does this suggest?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13Medium ChemistryAn AB₃ salt has an apparent molar mass of 50 g mol⁻¹ and a true molar mass of 125 g mol⁻¹. What is the degree of dissociation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryA solution has i = 0.25. If the solute undergoes complete association, what type of group is formed?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11Easy ChemistryFor partial dissociation of FeCl₃, the van’t Hoff factor is 3.1. What is the approximate degree of dissociation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryIn which solution can i be less than 1?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11Medium ChemistryIn which solution is i most likely to be greater than 1?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11Medium ChemistryIf i = 0.75, which statement about the observed molecular mass is correct?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryIf i = 4, the observed molecular mass will be what fraction of the normal molecular mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryIn which situation will solute behaviour be considered normal?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 9Easy ChemistryWhich example can show abnormal molecular mass due to association?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryWhy are colligative properties important for studying abnormal molecular mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryIf observed molecular mass is greater than normal, which statement is correct?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy