Liquid Solution · Chemistry · MHT CET (Biology)
MCQ (Single Correct Answer)
Calculate the osmotic pressure of 0.01 M aqueous solution of non electrolyte at 300 K .
$$ \left[\mathrm{R}=0.0821 \mathrm{~atm} \mathrm{dm}^3 \mathrm{~K}^{-1} \mathrm{~mol}^{-1}\right] $$
Which from following units of concentrations of solutions is temperature independent?
Calculate cryoscopic constant of solvent if 2 g solute having molar mass $80 \mathrm{~g} \mathrm{~mol}^{-1}$ dissolved in 75 g solvent decreases its freezing point by 0.4 K .
The osmotic pressure of equimolar concentration of $\mathrm{CaCl}_2$ and urea at same temperature are 0.6 atm and 0.25 atm respectively. Calculate van't Hoff factor for $\mathrm{CaCl}_2$.
Calculate the molal elevation constant of water if boiling point of 0.7 m solution of non volatile solute is 373.5 K .
[Boiling point of water $=373.15 \mathrm{~K}$ ]
What type of solution is the benzoic acid in benzene?
What is the expected value of $\Delta T_f$ for 0.2 m aqueous $\mathrm{CaCl}_2$ solution if $\Delta \mathrm{T}_{\mathrm{f}}$ for 0.2 m sucrose solution is $x \mathrm{~K}$ ?
Calculate $\Delta \mathrm{T}_{\mathrm{b}}$ of 0.02 m solution if molal elevation constant for solvent is $0.52 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$.
Calculate the mass of solute dissolved in $1 \mathrm{dm}^3$ water has osmotic pressure 3.0 atm at 300 K [Molar mass of solute $=41 \mathrm{~g} \mathrm{~mol}^{-1}$, $\mathrm{R}=0.082 \mathrm{dm}^3 \mathrm{~atm} \mathrm{~K} \mathrm{~K}^{-1} \mathrm{~mol}^{-1}$ ]
Calculate the Henry's law constant at $25^{\circ} \mathrm{C}$ if solubility of gas in liquid is $2.1 \times 10^{-2} \mathrm{~mol} \mathrm{dm}^{-3}$ at 0.18 bar.
Which from following is an example of solution of solid as solute and liquid as solvent?
If osmotic pressure of 0.2 M aqueous glucose solution is 5 atm at 300 K . Calculate the concentration of glucose solution having osmotic pressure 2.5 atm at same temperature.