Solutions questions
1397 published questions with worked solutions.
- The van't Hoff factor (i) for a dilute aqueous solution of Na_2SO_4 is
- At Abu mountains water boils at 96°C. What amount of NaCl be added in 1 kg water so that it boils at 100°C. K_b for H_2O = 0.52 K...
- 1.0 g of a non-electrolyte solute (molar mass 250 g/mol) was dissolved in 51.2 g of benzene. If the freezing point depression...
- The phenomenon in which cells are shrunk down if placed in a hypertonic solution is called
- The osmotic pressure of a solution at 0°C is 2 atm. What will be its osmotic pressure at 273°C under similar conditions?
- Freezing point of an aqueous solution is -0.186 ^ C. Elevation of boiling point of the same solution would be (K_b=0.512 and...
- One mole of a non-volatile solute is dissolved in two moles of water. The vapour pressure of the solution relative to that of...
- The process of getting fresh water from sea water is known as
- The osmotic pressure of a solution can be accurately measured in the shortest possible time by
- The molal elevation/depression constant depends upon
- Equimolal solutions will have the same boiling point, provided they do not show
- The solubility of a gas in a liquid at a temperature is directly proportional to its
- Molal elevation constant of a liquid is
- A solution has an osmotic pressure of 0.821 atm at 300 K. Its concentration would be
- Acetic acid on dissolution in benzene will show
- At 88°C benzene has a vapour pressure of 900 torr and toluene has a vapour pressure of 360 torr. What is the mole fraction of...
- A 0.5 molal aqueous solution of a weak acid (HX) is 20 per cent ionized. The lowering in freezing point of this solution is...
- The molal elevation constant for water is 0.52 K molality^ -1 . The elevation caused in the boiling point of water by dissolving...
- The temperature at which the vapour pressure of a solvent in its liquid and solid phases becomes the same is called
- 6 g urea is dissolved in 90 g water. The relative lowering of vapour pressure is equal to
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Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration