Solutions questions
1397 published questions with worked solutions.
- A substance will be deliquescent if its vapour pressure is
- If molecular interaction of two different liquid molecules is stronger than the molecular interactions of the same liquid...
- A solution containing 10 g per dm^3 of urea (mol. mass = 60) is isotonic with a 5% (wt. by vol.) solution of a non-volatile...
- The values of observed and calculated molecular weights of silver nitrate are 92.64 and 170 respectively. The degree of...
- If a 5.25% (wt./vol.) solution of a non-electrolyte is isotonic with 1.50% (wt./vol.) solution of urea (mol-wt = 60) in the same...
- An aqueous solution is 1.0 molal in KI. Which change will cause the vapour pressure of the solution to increase?
- The spontaneous movement of solute particles from a more concentrated solution to a less concentrated solution is called
- Generally those gases are soluble in water to a greater extent which
- Following solutions at the same temperature will be isotonic:
- A 0.0020 m aqueous solution of an ionic compound Co(NH_3)_5(NO_2)Cl freezes at -0.00732 ,^ C. The number of moles of ions which 1...
- Aqueous solution of 0.004 M Na_2SO_4 and 0.01 M glucose are isotonic. The degree of dissociation of Na_2SO_4 is
- At 40 ,^ C the vapour pressure in torr, of methyl alcohol-ethyl alcohol solutions is represented by the equation P=119X_A+135,...
- Which method cannot be used to find out the molecular weight of non-volatile solute?
- The van't Hoff factor i for a compound which undergoes dissociation in one solvent and association in another solvent is...
- The vapour pressure of a solution of a non-volatile electrolyte (A) in a solvent (B) is 95% of the vapour pressure of the solvent...
- Camphor is used as solvent to determine mol. wt. of non-volatile solute by Rast method because for camphor:
- The ratio of vapour pressure over solution phase on mixing two immiscible liquids is equal to:
- Binary liquid solutions which exhibit negative deviations from Raoult's law boil at .... temperature than the expected value:
- The vapour pressures of two pure liquids (A) and (B) are 100 torr and 80 torr respectively. The total pressure of solution...
- At 27 ,^ C, the osmotic pressure of a solution containing 4.0 g solute (molar mass = 246) per litre at 27 ,^ C is: (R=0.0821 ,atm...
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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