Define mole fraction.
State Henry’s law about partial pressure of a gas in a mixture.
Define the following terms :
(i) Mole fraction (x)
(ii) Molality of a solution (m)
Calculate the molality of ethanol solution in which the mole fraction of water is 0.88.
State Henry’s law. What is the effect of temperature on the solubility of a gas in a liquid ?
State Henry’s law and mention two of its important applications.
The partial pressure of ethane over a saturated solution containing 6.56 × 10⁻² g of ethane is 1 bar. If the solution were to contain 5.0 × 10⁻² g of ethane, then what will be the partial pressure of the gas ?
Define an ideal solution.
Some liquids on mixing form ‘azeotropes’. What are ‘azeotropes’ ?
What type of intermolecular attractive interaction exists in the pair of methanol and acetone ?
State Raoult’s law for a solution containing nonvolatile solute. What type of deviation from Raoult’s law is shown by a solution of chloroform and acetone and why?
State Raoult’s law for the solution containing volatile components. What is the similarity between Raoult’s law and Henry’s law ?
State Raoult’s law. How is it formulated for solutions of non-volatile solutes ?
Derive expression for Raoult’s law when the solute is non-volatile.
Define an ideal solution and write one of its characteristics.