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Recent questions tagged ideal-and-non-ideal-solutions

The vapour pressure of a pure liquid A is 80 mmHg at 300K.It forms an ideal solution with liquid B.When the mole fraction of B is 0.4,the total pressure was found to be 88 mmHg.The vapour pressure of liquid A would be

asked Jul 22, 2014 by sreemathi.v

1 answer

A binary solution contains 4 mol of A and 6 mol of B.Its vapour pressure is found to be 460mm Hg.To this solution,when 10 mol of B is added,its vapour pressure becomes 480mm Hg.The vapour pressures of pure A and pure B,respectively,are

asked Jul 22, 2014 by sreemathi.v

1 answer

The vapour pressure of n-hexane and n-heptane are 46 and 13mm Hg.If the vapour pressure of a solution of these two liquids is 38mmHg,the mole fraction of n-hexane in solution is

asked Jul 22, 2014 by sreemathi.v

1 answer

The vapour pressure of pure benzene and toluence are 160 Torr and 60 Torr,respectively.The mole fraction of benzene in vapour phase in contact with equimolar solution of benzene and toluene would be

asked Jul 22, 2014 by sreemathi.v

1 answer

The vapour pressure of pure liquid is 70 Torr at $27^{\large\circ}C$.The vapour pressure of a solution of this liquid and another liquid (mole fraction 0.2) is 84 Torr at $27^{\large\circ}C$.The vapour pressure of pure liquid B at $27^{\large\circ}C$ is

asked Jul 22, 2014 by sreemathi.v

1 answer

Which of the following solutions is expected to show negative deviations from Raoult's law?

asked Jul 22, 2014 by sreemathi.v

1 answer

Which of the following solutions is expected to show positive deviations from Raoult's law?

asked Jul 22, 2014 by sreemathi.v

1 answer

The vapour pressure of a solvent in a solution is proportional to

asked Jul 22, 2014 by sreemathi.v

1 answer

The vapour-pressure lowering of a solvent is proportional to

asked Jul 22, 2014 by sreemathi.v

1 answer

An azeotropic solution of two liquids has a boiling point higher than either of the boiling points of the two liquids when it

asked Jul 22, 2014 by sreemathi.v

1 answer

Which of the following is true?

asked Jul 22, 2014 by sreemathi.v

1 answer

A semipermeable membrane used in the measurement of osmotic pressure of a solution allows the passage of

asked Jul 18, 2014 by sreemathi.v

1 answer

Raoult's law is obeyed by each constituent of a binary liquid solution when

asked Jul 18, 2014 by sreemathi.v

1 answer

A binary liquid solution of chloroform and acetone is prepared.Which of the following statements correctly represents the behaviour of this liquid solution?

asked Jul 17, 2014 by sreemathi.v

1 answer

A binary liquid solution of n-heptane and ethyl alcohol is prepared.Which of the following statements correctly represents the behaviour of this liquid solution?

asked Jul 17, 2014 by sreemathi.v

1 answer

For an ideal solution containing a nonvolatile solute,which of the following expressions is correctly represented?

asked Jul 17, 2014 by sreemathi.v

1 answer

For an ideal binary liquid solution with $p_A^* > p_B^*$,which of the following relations between $x_A$ (mole fraction of A in liquid phase) and $y_A$ (mole fraction of A in vapour phase) is correctly represented?

asked Jul 17, 2014 by sreemathi.v

1 answer

For an ideal solution containing a nonvolatile solute,which of the following expressions is correctly represented?

asked Jul 17, 2014 by sreemathi.v

1 answer

For an ideal solution containing a nonvolatile solute,which of the following expressions is correctly represented?

asked Jul 17, 2014 by sreemathi.v

1 answer

For an ideal solution containing a nonvolatile solute,which of the following expressions represents the vapour pressure of the solution?(where the subscripts 1 and 2 stand for solvent and solute, respectively)

asked Jul 17, 2014 by sreemathi.v

1 answer

The plot of $1/x_A$ versus $1/y_A$ (where $x_A$ and $y_A$ are the mole fractions of A in liquid and vapour phases,respectively) is linear with slope and intercept respectively are given as

asked Jul 17, 2014 by sreemathi.v

1 answer

Which of the following plots correctly represents the behaviour of an ideal binary liquid solution?

asked Jul 17, 2014 by sreemathi.v

1 answer

Which of the following plots represents the behaviour of an ideal binary liquid solution ?

asked Jul 17, 2014 by sreemathi.v

1 answer

Which of the following plots does not represent the behaviour of an ideal binary liquid solution?

asked Jul 17, 2014 by sreemathi.v

1 answer

For a binary ideal liquid solution,the total pressure of the solution is given as

asked Jul 17, 2014 by sreemathi.v

1 answer

For a dilute solution,Raoult's law states that

asked Jul 17, 2014 by sreemathi.v

1 answer

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