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

285347 Dimerisation of solute molecules in low dielectric constant solvent is due to:

1 Hydrogen bond
2 Covalent bond
3 Co-ordinate bond
4 Ionic bond
CHEMISTRY(KCET)

285348 The swelling in feet and ankles of an aged person due to sitting continuously for long hours during travel, is reduced by soaking the feet in warm salt water. This is because of:

1 Reverse Osmosis
2 Osmosis
3 Edema
4 Diffusion
CHEMISTRY(KCET)

285349 A sample of water is found to contain\(5.8 \%\left(\frac{\mathrm{w}}{\mathrm{w}}\right)\) of AB (molecular mass 58.5 ) and \(9.50 \%\left(\frac{\mathrm{w}}{\mathrm{w}}\right) \mathrm{XY}_2\) (molecular mass 95). Assuming 80\% ionisation of
AB and \(60 \%\) ionisation of \(\mathrm{XY}_2\), the freezing point of water sample is [Given : \(\mathrm{K}_{\mathrm{f}}\) for water 1.86 K kg \(\mathrm{ml}^{-1}\), Freezing point of pure water is 273 K and A, B and \(Y\) are monovalent ions]

1 264.25 K
2 265.56 K
3 280.44 K
4 281.75 K
CHEMISTRY(KCET)

285350 An aqueous solution of alcohol contains 18 g of water and 414 g of ethyl alcohol. The mole fraction of water is

1 0.7
2 0.9
3 0.1
4 0.4
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
CHEMISTRY(KCET)

285347 Dimerisation of solute molecules in low dielectric constant solvent is due to:

1 Hydrogen bond
2 Covalent bond
3 Co-ordinate bond
4 Ionic bond
CHEMISTRY(KCET)

285348 The swelling in feet and ankles of an aged person due to sitting continuously for long hours during travel, is reduced by soaking the feet in warm salt water. This is because of:

1 Reverse Osmosis
2 Osmosis
3 Edema
4 Diffusion
CHEMISTRY(KCET)

285349 A sample of water is found to contain\(5.8 \%\left(\frac{\mathrm{w}}{\mathrm{w}}\right)\) of AB (molecular mass 58.5 ) and \(9.50 \%\left(\frac{\mathrm{w}}{\mathrm{w}}\right) \mathrm{XY}_2\) (molecular mass 95). Assuming 80\% ionisation of
AB and \(60 \%\) ionisation of \(\mathrm{XY}_2\), the freezing point of water sample is [Given : \(\mathrm{K}_{\mathrm{f}}\) for water 1.86 K kg \(\mathrm{ml}^{-1}\), Freezing point of pure water is 273 K and A, B and \(Y\) are monovalent ions]

1 264.25 K
2 265.56 K
3 280.44 K
4 281.75 K
CHEMISTRY(KCET)

285350 An aqueous solution of alcohol contains 18 g of water and 414 g of ethyl alcohol. The mole fraction of water is

1 0.7
2 0.9
3 0.1
4 0.4
CHEMISTRY(KCET)

285347 Dimerisation of solute molecules in low dielectric constant solvent is due to:

1 Hydrogen bond
2 Covalent bond
3 Co-ordinate bond
4 Ionic bond
CHEMISTRY(KCET)

285348 The swelling in feet and ankles of an aged person due to sitting continuously for long hours during travel, is reduced by soaking the feet in warm salt water. This is because of:

1 Reverse Osmosis
2 Osmosis
3 Edema
4 Diffusion
CHEMISTRY(KCET)

285349 A sample of water is found to contain\(5.8 \%\left(\frac{\mathrm{w}}{\mathrm{w}}\right)\) of AB (molecular mass 58.5 ) and \(9.50 \%\left(\frac{\mathrm{w}}{\mathrm{w}}\right) \mathrm{XY}_2\) (molecular mass 95). Assuming 80\% ionisation of
AB and \(60 \%\) ionisation of \(\mathrm{XY}_2\), the freezing point of water sample is [Given : \(\mathrm{K}_{\mathrm{f}}\) for water 1.86 K kg \(\mathrm{ml}^{-1}\), Freezing point of pure water is 273 K and A, B and \(Y\) are monovalent ions]

1 264.25 K
2 265.56 K
3 280.44 K
4 281.75 K
CHEMISTRY(KCET)

285350 An aqueous solution of alcohol contains 18 g of water and 414 g of ethyl alcohol. The mole fraction of water is

1 0.7
2 0.9
3 0.1
4 0.4
CHEMISTRY(KCET)

285347 Dimerisation of solute molecules in low dielectric constant solvent is due to:

1 Hydrogen bond
2 Covalent bond
3 Co-ordinate bond
4 Ionic bond
CHEMISTRY(KCET)

285348 The swelling in feet and ankles of an aged person due to sitting continuously for long hours during travel, is reduced by soaking the feet in warm salt water. This is because of:

1 Reverse Osmosis
2 Osmosis
3 Edema
4 Diffusion
CHEMISTRY(KCET)

285349 A sample of water is found to contain\(5.8 \%\left(\frac{\mathrm{w}}{\mathrm{w}}\right)\) of AB (molecular mass 58.5 ) and \(9.50 \%\left(\frac{\mathrm{w}}{\mathrm{w}}\right) \mathrm{XY}_2\) (molecular mass 95). Assuming 80\% ionisation of
AB and \(60 \%\) ionisation of \(\mathrm{XY}_2\), the freezing point of water sample is [Given : \(\mathrm{K}_{\mathrm{f}}\) for water 1.86 K kg \(\mathrm{ml}^{-1}\), Freezing point of pure water is 273 K and A, B and \(Y\) are monovalent ions]

1 264.25 K
2 265.56 K
3 280.44 K
4 281.75 K
CHEMISTRY(KCET)

285350 An aqueous solution of alcohol contains 18 g of water and 414 g of ethyl alcohol. The mole fraction of water is

1 0.7
2 0.9
3 0.1
4 0.4