02. SOLUTIONS[KARNATAKA CET EXCLUSIVE]
CHEMISTRY(KCET)

285361 Relative lowering of vapour pressure of a dilute solution of glucose dissolved in 1 kg of water is 0.002 . The molality of the solution is

1 0.004
2 0.222
3 0.111
4 0.021
CHEMISTRY(KCET)

285362 A non-volatile solute '\(A\) ' tetramerises in water to the extent of \(80 \%, 2.5 \mathrm{~g}\) of ' \(A\) ' in 100 g of water, lowers the freezing point by \(0.3^{\circ} \mathrm{C}\). The molar mass of \(A\) in \(\mathrm{g} \mathrm{mol}^{-1}\) is
( \(K_f\) for water \(=1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) )

1 62
2 221
3 155
4 354
CHEMISTRY(KCET)

285363 Solution '\(A\) ' contains acetone dissolved in chloroform and solution ' \(B\) ' contains acetone dissolved in carbon disulphide. The type of deviations from Raoult's law shown by solutions \(A\) and \(B\), respectively are

1 positive and positive
2 positive and negative
3 negative and negative
4 negative and positive.
CHEMISTRY(KCET)

285364 Which of the following aqueous solutions should have the highest boiling point?

1 1.0 M NaOH
2 \(1.0 \mathrm{M} \mathrm{Na}_2 \mathrm{SO}_4\)
3 \(1.0 \mathrm{M} \mathrm{NH}_4 \mathrm{NO}_3\)
4 \(1.0 \mathrm{M} \mathrm{KNO}_3\)
CHEMISTRY(KCET)

285361 Relative lowering of vapour pressure of a dilute solution of glucose dissolved in 1 kg of water is 0.002 . The molality of the solution is

1 0.004
2 0.222
3 0.111
4 0.021
CHEMISTRY(KCET)

285362 A non-volatile solute '\(A\) ' tetramerises in water to the extent of \(80 \%, 2.5 \mathrm{~g}\) of ' \(A\) ' in 100 g of water, lowers the freezing point by \(0.3^{\circ} \mathrm{C}\). The molar mass of \(A\) in \(\mathrm{g} \mathrm{mol}^{-1}\) is
( \(K_f\) for water \(=1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) )

1 62
2 221
3 155
4 354
CHEMISTRY(KCET)

285363 Solution '\(A\) ' contains acetone dissolved in chloroform and solution ' \(B\) ' contains acetone dissolved in carbon disulphide. The type of deviations from Raoult's law shown by solutions \(A\) and \(B\), respectively are

1 positive and positive
2 positive and negative
3 negative and negative
4 negative and positive.
CHEMISTRY(KCET)

285364 Which of the following aqueous solutions should have the highest boiling point?

1 1.0 M NaOH
2 \(1.0 \mathrm{M} \mathrm{Na}_2 \mathrm{SO}_4\)
3 \(1.0 \mathrm{M} \mathrm{NH}_4 \mathrm{NO}_3\)
4 \(1.0 \mathrm{M} \mathrm{KNO}_3\)
CHEMISTRY(KCET)

285361 Relative lowering of vapour pressure of a dilute solution of glucose dissolved in 1 kg of water is 0.002 . The molality of the solution is

1 0.004
2 0.222
3 0.111
4 0.021
CHEMISTRY(KCET)

285362 A non-volatile solute '\(A\) ' tetramerises in water to the extent of \(80 \%, 2.5 \mathrm{~g}\) of ' \(A\) ' in 100 g of water, lowers the freezing point by \(0.3^{\circ} \mathrm{C}\). The molar mass of \(A\) in \(\mathrm{g} \mathrm{mol}^{-1}\) is
( \(K_f\) for water \(=1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) )

1 62
2 221
3 155
4 354
CHEMISTRY(KCET)

285363 Solution '\(A\) ' contains acetone dissolved in chloroform and solution ' \(B\) ' contains acetone dissolved in carbon disulphide. The type of deviations from Raoult's law shown by solutions \(A\) and \(B\), respectively are

1 positive and positive
2 positive and negative
3 negative and negative
4 negative and positive.
CHEMISTRY(KCET)

285364 Which of the following aqueous solutions should have the highest boiling point?

1 1.0 M NaOH
2 \(1.0 \mathrm{M} \mathrm{Na}_2 \mathrm{SO}_4\)
3 \(1.0 \mathrm{M} \mathrm{NH}_4 \mathrm{NO}_3\)
4 \(1.0 \mathrm{M} \mathrm{KNO}_3\)
CHEMISTRY(KCET)

285361 Relative lowering of vapour pressure of a dilute solution of glucose dissolved in 1 kg of water is 0.002 . The molality of the solution is

1 0.004
2 0.222
3 0.111
4 0.021
CHEMISTRY(KCET)

285362 A non-volatile solute '\(A\) ' tetramerises in water to the extent of \(80 \%, 2.5 \mathrm{~g}\) of ' \(A\) ' in 100 g of water, lowers the freezing point by \(0.3^{\circ} \mathrm{C}\). The molar mass of \(A\) in \(\mathrm{g} \mathrm{mol}^{-1}\) is
( \(K_f\) for water \(=1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) )

1 62
2 221
3 155
4 354
CHEMISTRY(KCET)

285363 Solution '\(A\) ' contains acetone dissolved in chloroform and solution ' \(B\) ' contains acetone dissolved in carbon disulphide. The type of deviations from Raoult's law shown by solutions \(A\) and \(B\), respectively are

1 positive and positive
2 positive and negative
3 negative and negative
4 negative and positive.
CHEMISTRY(KCET)

285364 Which of the following aqueous solutions should have the highest boiling point?

1 1.0 M NaOH
2 \(1.0 \mathrm{M} \mathrm{Na}_2 \mathrm{SO}_4\)
3 \(1.0 \mathrm{M} \mathrm{NH}_4 \mathrm{NO}_3\)
4 \(1.0 \mathrm{M} \mathrm{KNO}_3\)