The relative lowering in vapour pressure is proportional to the ratio of number of

The relative lowering in vapour pressure is proportional to the ratio of number of
A. solute molecules to solvent molecules
B. solvent molecules of solute molecules
C. solute molecules to the total number of molecules in solution
D. solvent molecules to the total number of molecules in solution

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

Correct Answer - C
`(p^@-p_s)/p^@=n_2/(n_1+n_2)`

4 views Answered 2023-02-05 15:29

Related Questions

At 293 K, vapour pressure of pure benzene is 75mm of Hg and that of pure toluene is 22 mm of Hg. The vapour pressure of the solution which contains 20

2 Answers 4 Views

Equal mass of a soute are dissolved in equal mass of two solvents A and B and formed very dilute solution. The relative lowering of vapour pressure fo

2 Answers 4 Views

Assertion:The vapour pressure of an aqueous solution of sucrose is less than 1.013 bar at 373.15 K Reason : Vapour pressure of water is 1.013 bar at 3

2 Answers 4 Views

Assertion:Lowering of vapour pressure is not dependent on the number of species present in the solution. Reason : Lowering of vapour pressure and rela

2 Answers 4 Views

At 300 K the vapour pressure of an ideal solution containing 1 mole of liquid A and 2 moles of liquid B is 500 mm of Hg. The vapour pressure of the so

2 Answers 4 Views

The vapour pressure of two liquids P and Q are 100 and 50 torr, respectively. The total vapour pressure of solution obtained by mixing 3 moles of P an

2 Answers 8 Views

The vapour pressure of water at `20^(@)C is 17.54mm`. When 20g of non - ionic substance is dissolved in 100g of water, the vapour pressure is lowered

2 Answers 5 Views

Vapour pressure of pure water is 40 mm. if a non-volatile solute is added to it, vapour pressure falls by 4 mm. Hence, molality of solution is

2 Answers 6 Views

Relative lowering of vapour pressure is a colligative property because

2 Answers 4 Views

Assertion (A) When NaCl is added to water a depression in freezing point is observed. Reason (R ) The lowering of vapour pressure of a solution causes

2 Answers 4 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)