Solutions questions
1397 published questions with worked solutions.
- Which of the following binary mixture does not show the behaviour of minimum boiling azeotropes?
- Given below are two statements: Statement (I): Molal depression constant K_f is given by M_1RT_f S_ fus , where symbols have...
- Liquid A and B form an ideal solution. The vapour pressures of pure liquids A and B are 350 and 750 mm Hg respectively at the...
- Consider separate solutions of 0.500 M C_2H_5OH(aq) , 0.100 M Mg_3(PO_4)_2(aq) , 0.250 M KBr(aq) and 0.125 M Na_3PO_4(aq) at...
- 18 g glucose ( C_6H_ 12 O_6 ) is added to 178.2 g water. The vapour pressure of water (in torr) for this aqueous solution is:
- The freezing point of benzene decreases by 0.45°C when 0.2 g of acetic acid is added to 20 g of benzene. If acetic acid...
- The mass of non-volatile, non-electrolyte solute (molar mass = 50 g mol^ -1 ) needed to be dissolved in 114 g octane to reduce...
- The vapour pressures of pure liquids A and B are 400 and 600 mmHg, respectively at 298 K. On mixing the two liquids, the sum of...
- Liquid 'M' and liquid 'N' form an ideal solution. The vapour pressures of pure liquids 'M' and 'N' are 450 and 700 mmHg,...
- The osmotic pressure of a dilute solution of an ionic compound XY in water is four times that of a solution of 0.01 M BaCl_2 in...
- Two 5 molal solutions are prepared by dissolving a non-electrolyte, non-volatile solute separately in the solvents X and Y. The...
- Molal depression constant for a solvent is 4.0 K kg mol^ -1 . The depression in the freezing point of the solvent for 0.03 mol...
- What would be the molality of 20% (mass/mass) aqueous solution of KI? (molar mass of KI = 166 g mol^ -1 )
- At room temperature, a dilute solution of urea is prepared by dissolving 0.60 g of urea in 360 g of water. If the vapour pressure...
- A solution containing 62 g ethylene glycol in 250 g water is cooled to −10ºC. If K_f for water is 1.86 K kg mol^ -1 , the amount...
- Which one of the following statements regarding Henry's law is not correct?
- The mole fraction of a solvent in aqueous solution of a solute is 0.8. The molality (in mol kg^ -1 ) of the aqueous solution is:
- Molecules of benzoic acid (C_6H_5COOH) dimerise in benzene. 'w' g of the acid dissolved in 30 g of benzene shows a depression in...
- 8 g of NaOH is dissolved in 18 g of H_2O. Mole fraction of NaOH in solution and molality (in mol kg^ -1 ) of the solution...
- Freezing point of a 4% aqueous solution of X is equal to freezing point of 12% aqueous solution of Y. If molecular weight of X is...
Other chapters
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