Home
Class 11
CHEMISTRY
van't Hoff proved that osmotic pressure ...

van't Hoff proved that osmotic pressure (`pi`) is a colligative property. For an ideal solution, osmotic pressure(`pi`) is helpful to determine that molecular mass of solute using `M_(B)=(W_(B)RT)/(pi.V)` Relation can exxpressed by the curve (C = concentration) :

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
a
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • DILUTE SOLUTION

    NARENDRA AWASTHI|Exercise Level 1 (Q.62 To Q.91)|1 Videos

  • DILUTE SOLUTION

    NARENDRA AWASTHI|Exercise Level 2|3 Videos

  • CHEMICAL EQUILIBRIUM

    NARENDRA AWASTHI|Exercise Level 2|1 Videos

  • ELECTROCHEMISTRY

    NARENDRA AWASTHI|Exercise Level 3 - Subjective Problems|1 Videos

Similar Questions

Explore conceptually related problems

Assertion. Out of various colligative properties, osmotic pressure is used for determination of molecular masses of polymers.

What is the advantage of using osmotic pressure as com-ared to other colligative properties in determining molar mass of a solute ?

Knowledge Check

  • The osmotic pressure (pi) of a solution is given by reation

    A
    `pi = (RT)/C`
    B
    `pi = (CT)/R`
    C
    `pi = (RC)/T`
    D
    `pi/C =RT`

  • Assertion: Osmotic pressure is a colligative property. Reason: Osmotic pressure of a solution at any temperature T depends on the molar concentration.

    A
    Both A and R are true and R is the correct explanation of A
    B
    Both A and R are true but R is not a correct explanation of A
    C
    A is true but R is false
    D
    A is false but R is true

  • At constant temp. the osmotic pressure (pi) and the molarity (M) of the solution are related as

    A
    `pi prop M`
    B
    `pi prop 1/M`
    C
    `pi prop sqrt(M)`
    D
    `pi prop 1/sqrt(M)`

    • Similar Questions

    Explore conceptually related problems

    (i) Prove that osmotic pressure is a colligative property. (ii) Calculate the molar of urea solution if it exerts an osmotic pressure of 2.45 atmosphere at 300K. (R = 0.0821 L atm. mol^(-1) K^(-1) ).

    Van't Hoff equation for osmotic pressure of dilute solution is given as ____.

    A solution with osmotic pressure pi_(1) is separated from another solution of osmotic pressure pi_(2) by SPM solvent flows from pi_(1) to pi_(2) , then

    Assertion : Out of various colligative properties, only osmotic pressure is used to determine the molecular masses of polymers. Reason : Ploymer solutions donot possiss a contant boiling point of freezing point.

    The osmotic pressure of a 5% solution of can sugar (molecular mass 342) at 15^(@)C is :

    Home
    Profile