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Osmotic Pressure

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

ChemistryIf the osmotic pressure of a solute is 20% lower than the normal value, what are i and the likely cause?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 2Easy ChemistryThe molar mass determined from osmotic pressure is greater than the true molar mass. Which phenomenon does this indicate?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryIf the molar mass obtained by osmotic pressure is lower than the true molar mass, which conclusion is most suitable?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryIf KCl is 75% dissociated, how many times is its osmotic pressure compared with glucose at the same concentration?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 12Easy ChemistryIn a solution, A2B is 40% dissociated. At the same molality, how many times is its osmotic pressure that of a normal non-electrolyte?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13Medium ChemistryA solute has a true molar mass of 150 g mol−1, while the value measured by osmotic pressure is 100 g mol−1. What is i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Easy ChemistryIf a solute has i = 1.6, how will its osmotic pressure compare with that of a normal solute of the same molality?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 5Easy ChemistryAt the same molality, which solution gives the lowest osmotic pressure near the ideal limiting case?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 5Easy ChemistryIf the osmotic pressure of a solution is 25% less than the expected ideal value, how will the observed molar mass compare with the true molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 20Medium ChemistryUnder identical conditions, a solute has an osmotic pressure equal to 0.75 times the expected value. How is its observed molar mass related to the true molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 19Hard ChemistryIn the osmotic-pressure method, from which ratio can i be understood directly?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 5Easy ChemistryWhich observation best represents abnormal molar mass caused by association?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 6Easy ChemistryIn an ideal dilute solution, the molar mass measured from osmotic pressure is half the true molar mass. What is the most suitable conclusion about the solute particles?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 8Easy ChemistryA solution should normally have an osmotic pressure of 2.00 atm, but its actual osmotic pressure is 3.20 atm. If the solute dissociates into two ions, what is the degree of dissociation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Medium 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 ChemistryThe osmotic pressure of a solution is 0.65 times the normal value. If the solute forms only dimers, what is the degree of association?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 14Medium ChemistryA solution should normally have an osmotic pressure of 1.20 atm, but its actual osmotic pressure is 0.90 atm. If the solute forms dimers, what is the degree of association?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 14Medium ChemistryThe osmotic pressure of a 0.05 M electrolyte at 300 K is 2.46 atm. Take R = 0.082 L atm mol⁻¹ K⁻¹. What is i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium 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 ChemistryWhy is the osmotic pressure of a NaCl solution higher than that of a glucose solution of the same concentration?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 8Easy