Solutions questions
1397 published questions with worked solutions.
- Molality of an aqueous solution of urea is 4.44 m. Mole fraction of urea in solution is x × 10⁻³. Value of x is _______. (integer...
- At 300 K, the vapour pressure of a solution containing 1 mole of n-hexane and 3 moles of n-heptane is 550 mm of Hg. At the same...
- The osmotic pressure of a solution of NaCl is 0.10 atm and that of a glucose solution is 0.20 atm. The osmotic pressure of a...
- A solution of two components containing n_1 moles of the 1st component n_2 moles of the 2nd component is prepared. M_1 and M_2...
- The elevation of boiling point of 0.10 m aqueous CrCl_3.xNH_3 solution is two times that of 0.05 m aqueous CaCl_2 solution. The...
- A set of solutions is prepared using 180 g of water as a solvent and 10 g of different non-volatile solutes A, B and C. The...
- The Henry's law constant (K_H) values of three gases (A, B, C) in water are 145, 2 10^ -5 and 35 kbar, respectively. The...
- The plot of osmotic pressure ( ) vs concentration (mol L^ -1 ) for a solution gives a straight line with slope 25.73 L bar mol^...
- The freezing point depression constant (K_f) of benzene is 5.12 K kg mol^ -1 . The freezing point depression for the solution of...
- The mixture which shows positive deviation from Raoult’s law is :
- In one molal solution that contains 0.5 mole of a solute, there is :
- A non-volatile, non-electrolyte solid solute when dissolved in 40 g of a solvent, the vapour pressure of the solvent decreased...
- At 27°C, 0.1 M, 1 L K₄[Fe(CN)₆] aqueous solution and 0.1 M, 1 L FeCl₃ aqueous solution are placed in a container separated by a...
- 20 g hemoglobin in a 1 L aqueous solution (A) at 300 K is separated from pure water by semi permeable membrane. At equilibrium...
- What is the mole fraction of water in 10% by weight (w/w) of aqueous urea solution? [Given: Molar mass of H, O, C and N are 1,...
- When 0.25 moles of a non-volatile, non-ionizable solute was dissolved in 1 mole of a solvent the vapor pressure of solution was...
- Which of the following statements are not correct? A. For water, magnitude of K_b is more than the magnitude of K_f. B. The...
- The following solutions were prepared by dissolving 10 g of glucose ( C _6 H _ 12 O _6) in 250 ml of water (P_1), 10 g of urea (...
- The vapour pressure of pure benzene and methyl benzene at 27°C is given as 80 Torr and 24 Torr, respectively. The mole fraction...
- A solution of two miscible liquids showing negative deviation from Raoult's law will have :
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