Solutions questions
1397 published questions with worked solutions.
- K_2HgI_4 is 40% ionised in aqueous solution. The value of its van't Hoff factor (i) is:
- The concentration of dissolved oxygen (DO) in cold water can go up to:
- The freezing point of a diluted milk sample is found to be −0.2°C, while it should have been −0.5°C for pure milk. How much water...
- Elevation in the boiling point for 1 molar solution of glucose is 2 K. The depression in the freezing point for 2 molal solution...
- Liquids A and B form an ideal solution in the entire composition range. At 350 K, the vapor pressures of pure A and pure B are 7...
- A solution is prepared by dissolving 0.6 g of urea (molar mass = 60 g mol^ -1 ) and 1.8 g of glucose (molar mass = 180 g mol^ -1...
- Two open beakers one containing a solvent and the other containing a mixture of that solvent with a non volatile solute are...
- How much amount of NaCl should be added to 600 g of water ( = 1.00 g/mL) to decrease the freezing point of water to -0.2^ ?...
- If 250 cm ^3 of an aqueous solution containing 0.73 g of a protein A is isotonic with one litre of another aqueous solution...
- Mass of ethylene glycol (antifreeze) to be added to 18.6 kg of water to protect the freezing point at –24°C is ______ kg (Molar...
- We have three aqueous solutions of NaCl labeled as 'A', 'B' and 'C' with concentration 0.1 M, 0.01 M and 0.001 M, respectively....
- 2.5 g of a non-volatile, non-electrolyte is dissolved in 100 g of water at 25°C. The solution showed a boiling point elevation by...
- An artificial cell is made by encapsulating 0.2 M glucose solution within a semipermeable memberane. The osmotic pressure...
- Consider the dissociation of the weak acid HX as given below: HX(aq) ⇌ H⁺(aq) + X⁻(aq), K_a = 1.2 × 10⁻⁵ [K_a: dissociation...
- At 35ºC, the vapour pressure of CS_2 is 512 mm Hg and that of acetone is 344 mm Hg. A solution of CS_2 in acetone has a total...
- The size of a raw mango shrinks to a much smaller size when kept in a concentrated salt solution. Which one of the following...
- An open beaker of water in equilibrium with water vapour is in a sealed container. When a few grams of glucose are added to the...
- Henry's constant (in kbar) for four gases , , and in water at 298 K is given below : | | | | | | |---|---|---|---|---| | K_H | 50...
- The mole fraction of glucose ( C_6H_ 12 O_6 ) in an aqueous binary solution is 0.1. The mass percentage of water in it, to the...
- A solution containing 10g of an electrolyte AB₂ in 100g of water boils at 100.52°C. The degree of ionization of the electrolyte...
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