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%
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
B.E.T. method of finding out surface area of a catalyst, uses the extension of __________ isotherm.
A Langmuir
B Freundlich
C Tempkin
D None of these
The January isotherm taken as a basis for dividing India into tropical and subtropical zones is ________
A 21° C
B 18° C
C 12° C
D 15° C
The area of actual indicator diagram on an air compressor as compared to area of ideal indicator diagram is
A Less
B More
C Same
D More/less depending on compressor capacity
Which of the following holds good for a solution obeying Raoult's law (i.e., an ideal solution) (where, ΔH = heat of mixing, and ΔV = volume change on mixing ) ?
A ΔH = 1 (+ ve)and Δ V = -ve
B ΔH = 0
C ΔV = 0
D Both B and C
The activity co-efficient of a solution, which accounts for the departure of liquid phase from ideal solution behaviour
A Measures the elevation in boiling point
B Is not dependent on the temperature
C Is a function of the liquid phase composition
D Measures the depression in freezing point
The chemical potential of any constituent of an ideal solution depends on the __________ of the solution.
A Temperature
B Pressure
C Composition
D All of the above
A shopkeeper combined X liters of a solution containing 10% of certain material Q, with 10 liters of another solution that contained 2% of that materiale Q, to produce Z liters of a solution that had 5% of Q. What is the value of X?
A 5 liters
B 6 liters
C 7 liters
D 8 liters

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