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Class 12 · Chemistry
→If \(\pi=4.92\), \(R=0.082\), and \(T=300\), what is the value of \(C\)?
Class 12 · Chemistry
→What is the same in isotonic solutions?
Class 12 · Chemistry
→If \(i<1\) is found for a solute, which phenomenon is most likely?
Class 12 · Chemistry
→If the apparent molar mass of a solute is found less than its actual molar mass, what is the possible reason?
Class 12 · Chemistry
→Among the following solutions of equal molality, which will show the greatest freezing point depression?
Class 12 · Chemistry
→If the freezing point of pure solvent is \(4^{\circ}C\) and \(\Delta T_f = 2.5^{\circ}C\), what will be the freezing point of the solution?
Class 12 · Chemistry
→If the boiling point of the pure solvent is \(90^{\circ}\mathrm{C}\) and \(\Delta T_b=1.8^{\circ}\mathrm{C}\), what will be the boiling point of the solution?
Class 12 · Chemistry
→If \(i=3\), \(K_f=1.86\), and \(m=0.2\), what will be \(\Delta T_f\)?
Class 12 · Chemistry
→If \(i=2\), \(K_b=0.52\), and \(m=1\), what will be \(\Delta T_b\)?
Class 12 · Chemistry
→If 0.3 mole of solute is dissolved in 600 grams of solvent, what will be the molality?
Class 12 · Chemistry
→If the moles of solute are 0.25 and the moles of solvent are 0.75, what is the mole fraction of the solute?
Class 12 · Chemistry
→Which of the following properties depends only on the number of solute particles present in a solution and not on their nature?
Class 12 · Chemistry
→If the vapour pressure of the pure solvent is 80 units and the mole fraction of solvent is 0.75, what will be the vapour pressure of the solution?
Class 12 · Chemistry
→In a solution containing a non-volatile solute, relative lowering of vapour pressure is equal to which quantity?
Class 12 · Chemistry
→In an exam question, the solute is described as non-dissociating and non-volatile. What is the safest initial value to use while solving colligative-property questions?
Class 12 · Chemistry
→For a solution, \(\Delta T_b\) is larger. With the same solvent and the same \(K_b\), what is the most suitable meaning?
Class 12 · Chemistry
→Which of the following is not a colligative property that depends on the number of solute particles present in a solution?
Class 12 · Chemistry
→If two solute particles associate to form one particle, what is the ideal value of the van’t Hoff factor i?
Class 12 · Chemistry
→If 0.1 mol of NaCl completely dissociates to produce 0.2 mol of effective particles, what is the van’t Hoff factor i?
Class 12 · Chemistry
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