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Abnormal Molar Mass

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

ChemistryIn which situation will the molar mass of a solute determined from a colligative property be less than its true molar mass?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Medium ChemistryIn which situation will the observed molar mass of a solute be less than its true molar mass?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryThe osmotic pressure of a 0.1 M solution at 300 K is half of the expected value for a non-dissociated solute. What behaviour does this indicate?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium 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 ChemistryIf the true molar mass of a solute is 120 g mol⁻¹ and the observed molar mass from a colligative property is 80 g mol⁻¹, what is the value of (i)?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryWhen abnormal molar mass is obtained, which correction is included in colligative property formulas?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15Easy ChemistryIf the freezing-point depression of a solution is less than the value expected for a non-associated solute, which reason is most probable?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 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 ChemistryIn which of the following solutions will the molar mass observed from colligative properties be greater than the actual molar mass because of association of solute molecules?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Hard ChemistryIf the molar mass obtained from freezing-point depression is higher than the true value, what may be happening in the solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Medium ChemistryIf CH3COOH forms dimers in benzene, what happens to its observed molar mass?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Hard ChemistryIf the observed elevation in boiling point, ΔT_b, is less than the value expected for a non-electrolyte, which process is most likely responsible?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15Medium ChemistryIn which situation can the apparent molar mass of a solute be greater than the actual value?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15Medium ChemistryIf \(i<1\) is found for a solute, which phenomenon is most likely?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15Medium ChemistryIf the apparent molar mass of a solute is found less than its actual molar mass, what is the possible reason?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15Medium ChemistryIf i = 0.5, what type of behaviour does it indicate?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium ChemistryIn which case can the observed molar mass be greater than the actual molar mass?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium