319080 When 0.2 mole of urea is dissolved in 100 g of a solvent, the depression of freezing point is \({\mathrm{0.50^{\circ} \mathrm{C}}}\). When 0.3 mole of non-volatile solute is dissolved in 100 g of the same solvent, the depression of freezing point will be ____ \(^\circ {\text{C}}\).
319081 How many grams of methyl alcohol should be added to 10 litre tank of water to prevent its freezing at 268 K (\({{\rm{K}}_{\rm{f}}}\) for water is \({\rm{1}}{\rm{.86}}{\mkern 1mu} {\mkern 1mu} {\rm{K}}{\mkern 1mu} {\mkern 1mu} {\rm{kg}}{\mkern 1mu} {\mkern 1mu} {\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}\)) (Assume Molarity is equal to Molality)
319083
A solution of sucrose \(\left( {{\rm{molar}}\,\,{\rm{mass}}\,\,{\rm{342}}\,\,{\rm{g}}\,\,{\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}} \right)\) has been produced by dissolving 68.5 g sucrose in 1000 g water. The freezing point of the solution obtained will be
\(\left( {{{\rm{K}}_{\rm{f}}}{\mkern 1mu} {\mkern 1mu} {\rm{for}}{\mkern 1mu} {\mkern 1mu} {{\rm{H}}_{\rm{2}}}{\rm{O = 1}}{\rm{.86}}{\mkern 1mu} {\mkern 1mu} {\rm{kg/mol}}} \right)\)
319080 When 0.2 mole of urea is dissolved in 100 g of a solvent, the depression of freezing point is \({\mathrm{0.50^{\circ} \mathrm{C}}}\). When 0.3 mole of non-volatile solute is dissolved in 100 g of the same solvent, the depression of freezing point will be ____ \(^\circ {\text{C}}\).
319081 How many grams of methyl alcohol should be added to 10 litre tank of water to prevent its freezing at 268 K (\({{\rm{K}}_{\rm{f}}}\) for water is \({\rm{1}}{\rm{.86}}{\mkern 1mu} {\mkern 1mu} {\rm{K}}{\mkern 1mu} {\mkern 1mu} {\rm{kg}}{\mkern 1mu} {\mkern 1mu} {\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}\)) (Assume Molarity is equal to Molality)
319083
A solution of sucrose \(\left( {{\rm{molar}}\,\,{\rm{mass}}\,\,{\rm{342}}\,\,{\rm{g}}\,\,{\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}} \right)\) has been produced by dissolving 68.5 g sucrose in 1000 g water. The freezing point of the solution obtained will be
\(\left( {{{\rm{K}}_{\rm{f}}}{\mkern 1mu} {\mkern 1mu} {\rm{for}}{\mkern 1mu} {\mkern 1mu} {{\rm{H}}_{\rm{2}}}{\rm{O = 1}}{\rm{.86}}{\mkern 1mu} {\mkern 1mu} {\rm{kg/mol}}} \right)\)
319080 When 0.2 mole of urea is dissolved in 100 g of a solvent, the depression of freezing point is \({\mathrm{0.50^{\circ} \mathrm{C}}}\). When 0.3 mole of non-volatile solute is dissolved in 100 g of the same solvent, the depression of freezing point will be ____ \(^\circ {\text{C}}\).
319081 How many grams of methyl alcohol should be added to 10 litre tank of water to prevent its freezing at 268 K (\({{\rm{K}}_{\rm{f}}}\) for water is \({\rm{1}}{\rm{.86}}{\mkern 1mu} {\mkern 1mu} {\rm{K}}{\mkern 1mu} {\mkern 1mu} {\rm{kg}}{\mkern 1mu} {\mkern 1mu} {\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}\)) (Assume Molarity is equal to Molality)
319083
A solution of sucrose \(\left( {{\rm{molar}}\,\,{\rm{mass}}\,\,{\rm{342}}\,\,{\rm{g}}\,\,{\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}} \right)\) has been produced by dissolving 68.5 g sucrose in 1000 g water. The freezing point of the solution obtained will be
\(\left( {{{\rm{K}}_{\rm{f}}}{\mkern 1mu} {\mkern 1mu} {\rm{for}}{\mkern 1mu} {\mkern 1mu} {{\rm{H}}_{\rm{2}}}{\rm{O = 1}}{\rm{.86}}{\mkern 1mu} {\mkern 1mu} {\rm{kg/mol}}} \right)\)
319080 When 0.2 mole of urea is dissolved in 100 g of a solvent, the depression of freezing point is \({\mathrm{0.50^{\circ} \mathrm{C}}}\). When 0.3 mole of non-volatile solute is dissolved in 100 g of the same solvent, the depression of freezing point will be ____ \(^\circ {\text{C}}\).
319081 How many grams of methyl alcohol should be added to 10 litre tank of water to prevent its freezing at 268 K (\({{\rm{K}}_{\rm{f}}}\) for water is \({\rm{1}}{\rm{.86}}{\mkern 1mu} {\mkern 1mu} {\rm{K}}{\mkern 1mu} {\mkern 1mu} {\rm{kg}}{\mkern 1mu} {\mkern 1mu} {\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}\)) (Assume Molarity is equal to Molality)
319083
A solution of sucrose \(\left( {{\rm{molar}}\,\,{\rm{mass}}\,\,{\rm{342}}\,\,{\rm{g}}\,\,{\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}} \right)\) has been produced by dissolving 68.5 g sucrose in 1000 g water. The freezing point of the solution obtained will be
\(\left( {{{\rm{K}}_{\rm{f}}}{\mkern 1mu} {\mkern 1mu} {\rm{for}}{\mkern 1mu} {\mkern 1mu} {{\rm{H}}_{\rm{2}}}{\rm{O = 1}}{\rm{.86}}{\mkern 1mu} {\mkern 1mu} {\rm{kg/mol}}} \right)\)
319080 When 0.2 mole of urea is dissolved in 100 g of a solvent, the depression of freezing point is \({\mathrm{0.50^{\circ} \mathrm{C}}}\). When 0.3 mole of non-volatile solute is dissolved in 100 g of the same solvent, the depression of freezing point will be ____ \(^\circ {\text{C}}\).
319081 How many grams of methyl alcohol should be added to 10 litre tank of water to prevent its freezing at 268 K (\({{\rm{K}}_{\rm{f}}}\) for water is \({\rm{1}}{\rm{.86}}{\mkern 1mu} {\mkern 1mu} {\rm{K}}{\mkern 1mu} {\mkern 1mu} {\rm{kg}}{\mkern 1mu} {\mkern 1mu} {\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}\)) (Assume Molarity is equal to Molality)
319083
A solution of sucrose \(\left( {{\rm{molar}}\,\,{\rm{mass}}\,\,{\rm{342}}\,\,{\rm{g}}\,\,{\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}} \right)\) has been produced by dissolving 68.5 g sucrose in 1000 g water. The freezing point of the solution obtained will be
\(\left( {{{\rm{K}}_{\rm{f}}}{\mkern 1mu} {\mkern 1mu} {\rm{for}}{\mkern 1mu} {\mkern 1mu} {{\rm{H}}_{\rm{2}}}{\rm{O = 1}}{\rm{.86}}{\mkern 1mu} {\mkern 1mu} {\rm{kg/mol}}} \right)\)