Related Questions

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

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