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Class 12 · Chemistry
→Which statement is correct when the value of i is less than one?
Class 12 · Chemistry
→If the freezing-point depression of an AB2 salt is 2.4 times that of a normal non-electrolyte, what is the percentage dissociation?
Class 12 · Chemistry
→A solute is 60% dimerised and 40% remains normal. What is the van’t Hoff factor, i?
Class 12 · Chemistry
→In a solution, AlCl₃ is 30% dissociated. What is the value of the van’t Hoff factor i?
Class 12 · Chemistry
→If the observed molar mass is twice the true molar mass, what are the van’t Hoff factor i and the indicated behaviour?
Class 12 · Chemistry
→In an experiment, the relative lowering of vapour pressure is 30% greater than the normal value. What should i be taken as?
Class 12 · Chemistry
→If an AB electrolyte has a van’t Hoff factor i = 1.05, which conclusion is correct?
Class 12 · Chemistry
→At the same concentration, which solution will show the highest colligative property if dissociation is complete?
Class 12 · Chemistry
→A solute undergoes 80% dimerisation. If its true molar mass is 100 g mol⁻¹, what will be its observed molar mass?
Class 12 · Chemistry
→If a solute has i = 1.6, how will its osmotic pressure compare with that of a normal solute of the same molality?
Class 12 · Chemistry
→A substance undergoes 20% trimerisation. What is its van’t Hoff factor, i?
Class 12 · Chemistry
→If i = 3.4 and the solute can give four ions on complete dissociation, what is the percentage dissociation?
Class 12 · Chemistry
→A colligative-property experiment gives i = 0.5. Which statement is most correct?
Class 12 · Chemistry
→A substance dissociates in water according to A → B + C + D to the extent of 25%. What is the value of i?
Class 12 · Chemistry
→The true molar mass of a substance is 90 g mol⁻¹, whereas its observed molar mass is 45 g mol⁻¹. What are i and the likely cause?
Class 12 · Chemistry
→Why can the molar mass of a carboxylic acid be measured as higher in a non-polar solvent?
Class 12 · Chemistry
→If a solution has i = 2.25 and the solute behaves like A₂B, what is the degree of dissociation?
Class 12 · Chemistry
→In a solution, 0.010 mol of solute produces 0.0075 mol of effective particles. What are i and the likely behaviour of the solute?
Class 12 · Chemistry
→If i = 1.2 and the substance can dissociate into two ions, which conclusion is most appropriate?
Class 12 · Chemistry
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