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Solutions Quiz-2

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10 Questions

Popular Questions In Solutions Quiz-2

  • For an ideal solution with Error in LaTeX 'p^0_A >p_B^0': KaTeX parse error: Expected 'EOF', got '&' at position 7: p^0_A &̲gt;p_B^0 Which of the following is true?

  • The millimoles of N2N_2 gas that will dissolve in 1L of water of 298K when it is bubbled through water and has a partial pressure of 0.96 bar. KH=76.8kbar)K_H=76.8\,k\,bar)

  • If two substances A and B have pA0:pB0=1:2p_A^0 : p_B^0 = 1:2 and have mole fraction in solution 1:2, then A B mole fraction of A in vapour is

  • The mass of solute (molar mass 60 g mol160 \text{ g mol}^{-1} ) that must be added to 180g of water so that the vapour pressure of water is lowered by 10% is

  • A solution has 1:4 mole ratio of pentane to hexane. Vapour pressures of pure hydrocarbons 0 at 20C20^\circ C are 440 mm Hg for pentane and 120 mm Hg for hexane. Mole fraction of pentane in the vapour phase is

  • The elevation in boiling point, when 13.44g of freshly prepared CuCl2CuCl_2 are added to one kilogram of water, is (K=0.52 kg K mol1K = 0.52\text{ kg K mol}^{-1}, molar mass of CuCl2=134.4 g mol1CuCl_2=134.4\text{ g mol}^{-1})

  • An azeotropic solution of two liquids has boiling point lower than either of them when it

  • An aqueous solution containing 1g of urea boils at 100.25C100.25^\circ C. The aqueous solution containing 3g of glucose in the same volume will boil at

  • An aqueous solution of glucose boils at 100.01C100.01^\circ C. The molal elevation constant of water is 0.5 K kg mol 10.5\text{ K kg mol }^{-1}. The number of glucose molecules in the solution containing 100g of water is

  • The mass of glucose that should be dissolved in 50g of water in order to produce the same lowering of vapour pressure as produced by dissolving 1g of urea in the same quantity of water is