JEE AdvancedChemistrySolutionsNumerical+3 / −1
dissociates in and ions in an aqueous solution, with a degree of dissociation () of 0.5. The ratio of the observed depression of freezing point of the aqueous solution to the value of the depression of freezing point in the absence of ionic dissociation is
Numerical answer
More from Solutions
- For a dilute solution containing 2.5 g of a non-volatile non-electrolyte solute in 100 g of water. the elevation in boiling point at 1 atm pressure is 2oC. Assuming concentration of solute is much lower than the concentration of solvent,…2012 · MCQ
- The freezing point (in oC) of a solution containing 0.1 g of (Mol. wt. 329) in 100 g of water (Kf = 1.86 K kg mol-1) is2011 · MCQ
- The Henry's law constant for the solubility of N gas in water at 298 K is 1.0 10 atm. The mole fraction of N in air is 0.8. The number of moles of N from air dissolved in 10 moles of water at 298 K and…2009 · MCQ
- Properties such as boiling point, freezing point and vapour pressure of a pure solvent change when solute molecules are added to get homogeneous solution. These are called colligative properties. Applications of colligative properties are…2008 · MCQ
- Properties such as boiling point, freezing point and vapour pressure of a pure solvent change when solute molecules are added to get homogeneous solution. These are called colligative properties. Applications of colligative properties are…2008 · MCQ
- Properties such as boiling point, freezing point and vapour pressure of a pure solvent change when solute molecules are added to get homogeneous solution. These are called colligative properties. Applications of colligative properties are…2008 · MCQ
- When 20 g of naphthoic acid (C H O ) is dissolved in 50 g of benzene in 50 g of benzene (K = 1.72 K kg mol ), a freezing point depression of 2 K is observed. The van't Hoff factor (i) is :2007 · MCQ
- At 300 K , an ideal dilute solution of a macromolecule exerts osmotic pressure that is expressed in terms of the height of the solution (density ) where is equal to 2.00 cm . If the…2025 · Numerical