Chemistry-
General
Easy
Question
At 
, the vapour pressures of pure liquids, benzene and toluene are 160 mm Hg and 60 mm Hg, respectively.At the same temperature, the vapour pressure of an equimolar solution of the two liquids, assuming the ideal solution, should be
- 140 mm Hg
- 110 mm Hg
- 220 mm Hg
- 100 mm Hg
The correct answer is: 110 mm Hg
Related Questions to study
Chemistry-
The molecular weight of benzoic acid in benzene as determined by depression in the freezing point method corresponds to
The molecular weight of benzoic acid in benzene as determined by depression in the freezing point method corresponds to
Chemistry-General
Chemistry-
When mercuric iodide is added to the aqueous solution of potassium iodide,
When mercuric iodide is added to the aqueous solution of potassium iodide,
Chemistry-General
Chemistry-
An example of colligative property is
An example of colligative property is
Chemistry-General
Chemistry-
A molal solution is one that contains 1 mol of a solute in
A molal solution is one that contains 1 mol of a solute in
Chemistry-General
Chemistry-
Which condition is not satisfied by an ideal solution?
Which condition is not satisfied by an ideal solution?
Chemistry-General
Chemistry-
Based on the given diagram, which of the following statements regarding the solutions of two miscible volatile liquids are correct?
1.Plots AD and BC show that Raoult''s law is obeyed for the solution in which B is a solvent and A is the solute and as well as for that in which. A is solvent and B is solute
2.Plot CD shows that Dalton''s law of partial pressures is observed by the binary solutions of components A and B
3.
; and AC and BD corresponds to the vapour pressures of the pure solvents A andB,respectively
Select the correct answer using the codes given below: Codes:
Based on the given diagram, which of the following statements regarding the solutions of two miscible volatile liquids are correct?
1.Plots AD and BC show that Raoult''s law is obeyed for the solution in which B is a solvent and A is the solute and as well as for that in which. A is solvent and B is solute
2.Plot CD shows that Dalton''s law of partial pressures is observed by the binary solutions of components A and B
3.; and AC and BD corresponds to the vapour pressures of the pure solvents A andB,respectively
Select the correct answer using the codes given below: Codes:
Chemistry-General
Chemistry-
For a dilute solution, Raoult’s law states that
For a dilute solution, Raoult’s law states that
Chemistry-General
Chemistry-
A mixture of benzene and toluene forms
A mixture of benzene and toluene forms
Chemistry-General
Chemistry-
on reaction with
in aqueous solution gives blue colour. These are separated by a semi-permeable membrane AB as shown. Due to osmosis, there is
on reaction within aqueous solution gives blue colour. These are separated by a semi-permeable membrane AB as shown. Due to osmosis, there is
Chemistry-General
Chemistry-
The molalfreezing point constant of water is 1.86 K 
, If 342 g of cane sugar (
is dissolved in 1000 g of water, the solution will freeze at
The molalfreezing point constant of water is 1.86 K , If 342 g of cane sugar (is dissolved in 1000 g of water, the solution will freeze at
Chemistry-General
Physics-
for 
= 180, 
where K = 1Kg/N. Then direction and magnitude of friction force on contact surface will be 
for = 180, where K = 1Kg/N. Then direction and magnitude of friction force on contact surface will be
Physics-General
Physics-
The value of angle q for which spool will not move and not rotate.
The value of angle q for which spool will not move and not rotate.
Physics-General
Physics-
A disc of mass m and radius R is moving on a horizontal surface. If force F is acting on the disc. Then find the angular acceleration of disc
A disc of mass m and radius R is moving on a horizontal surface. If force F is acting on the disc. Then find the angular acceleration of disc
Physics-General
Physics-
Two dielectrics of equal size are inserted inside a parallel plate capacitor as shown. With what factor the effective capacitance increases ?
Two dielectrics of equal size are inserted inside a parallel plate capacitor as shown. With what factor the effective capacitance increases ?
Physics-General
Physics-
A capacitor of capacitance C is connected to a cell of emf V and when fully charged, it is disconnected. Now the separation between the plates is doubled. The change in flux of electric field through a closed surface enclosing the capacitor is
A capacitor of capacitance C is connected to a cell of emf V and when fully charged, it is disconnected. Now the separation between the plates is doubled. The change in flux of electric field through a closed surface enclosing the capacitor is
Physics-General
