In a binary liquid solution of components A and B, if component A exhibits positive deviation from Raoult's law, then component B

Solution X contains 7% (by weight) of liquid M and solution Y contains 14.5% (by weight) of liquid M. If 3 grams of solution X is mixed with 2 grams of solution Y, then liquid M accounts for what percent of the weight of the resulting solution?

A

6.09%

B

10%

C

10.75%

D

21.5%

A binary liquid azeotropic mixture has boiling point higher than either of the components, when it shows __________ deviation from Raoult's Law.

A

Positive

B

Negative

C

No

D

None of these

A binary liquid azeotropic mixture has boiling point lower than either of the components, when it shows __________ deviation from Raoult's Law.

A

Positive

B

Negative

C

No

D

None of these

100 kg of solution A is mixed with 60 kg of solution B . If solution A has tin and copper in the ratio 1: 4 and solution B has lead and tin in the ratio 3 :2 then what is the amount of tin in the new solution?

A

70 kg

B

36 kg

C

44 kg

D

56 kg

Solution X is 10% percent alcohol by volume, and solution Y is 30 percent alcohol by volume. How many milliliters of solution Y must be added to 200 milliliters of solution X to create a solution that is 25 percent alcohol by volume?

A

600

B

800

C

300

D

250

E

None of these

Relative volatility varies with the concentration of component for an ideal solution. The relative volatity of a binary mixture may be defined as the ratio of vapor pressure of component 'A' to that of component 'B', when

A

Only vapor phase follows Raoult's law

B

Only liquid phase obeys Dalton's law

C

Liquid phase obeys Dalton's law and vapor phase obeys Raoult's law

D

Vapor phase obeys Dalton's law and liquid phase obeys Raoult's law

According to Raoult's law, "The vapor pressure exerted by component in a solution is proportional to the mole fraction of that component." Raoult's law is not applicable under the following assumption/condition.

A

No component is concentrated at the surface of the solution

B

The component molecules are non polar and are of almost equal size

C

In the formation of solution, chemical combination/molecular association between unlike molecules takes place

D

The attractive forces between like and unlike molecules are almost equal

The acceleration of a particle at any instant has two components i.e. radial component and tangential component. These two components will be

A

Parallel to each other

B

Perpendicular to each other

C

Inclined at 45°

D

Opposite to each other

Positive deviation from Raoult's law means a mixture whose total pressure is

A

Greater than that computed for ideality

B

Less than that computed for ideality

C

Less than the sum of the vapour pressure of the components

D

None of these

The ratio of maximum displacement deviation to full scale deviation of the instrument is called

A

static sensitivity

B

dynamic deviation

C

linearity

D

precision or accuracy

In a binary liquid solution of components A and B, if component A exhibits positive deviation from Raoult's law, then component B

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