Related Questions

Boiling point elevation for a strong and concentrated solution is found by Duhring's rule, which states that at the same pressure, the boiling point of a solution is a linear function of the __________ of pure water.
A Boiling point
B Dynamic viscosity
C Kinematic viscosity
D Density
The distillation carried out in such a way that the liquid with the lowest boiling point is first evaporated and re-condensed, then the liquid with the next higher boiling point is then evaporated and re-condensed, and so on until all the available liquid fuels are separately recovered in the sequence of their boiling points. Such a process is called
A Cracking
B Fractional distillation
C Full distillation
D Carbonisation
The elevation in boiling point of a solution is proportional to the __________ of the solution.
A Molal concentration
B Reciprocal of the molal concentration
C Normality
D Molarity
1N 100 mL NaOH এর সঙ্গে 2N 150 mL NaOH মিশ্রিত করলে মিশ্রিত NaOH এর শক্তি কত হবে ?
A 1.2 N
B 1.4 N
C 1.5 N
D 1.6 N
250 mL NaOH এর দ্রবণে 5.0g NaOH দ্রবীভূত আছে। ঐ দ্রবণে NaOH এর মোলার ঘনমাত্রা (Molar concentration) কত?
A 1.5 M
B 0.7 M
C 0.5 M
D 1.8 M
Boiling point elevation of an ideal solution
A Increases rapidly with temperature rise
B Decreases rapidly with temperature rise
C In independent of pressure
D Both B and C
নিচের বিক্রিয়ার উৎপাদ / উৎপাদসমূহ কী? HCHO (গাঢ় NaOH দ্রবণ) / (conc.NaOH solution) Products(s)
A  CH3OH + CH4
B      CH4
C    CH3OH + HCOOH
D    HCOOH 
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

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