Problem associated to vapour pressure
Provide solution of this question. 60 gm of Urea (Mol. wt 60) was dissolved in 9.9 moles, of water. If the vapour pressure of pure water is P0 , the vapour pressure of solution is:(a) 0.10P0 (b) 1.10P0 (c) 0.90P0 (d) 0.99P0
The number of moles of a solute in its solution is 20 and total no. of moles are 80. The mole fraction of solute wil be: (a) 2.5 (b) 0.25 (c) 1 (d) 0.75
list and identify differences between the major classes of hydrocarbons
Give me answer of this question. Among the following substances the lowest vapour pressure is exerted by: (a) Water (b) Mercury (c) Kerosene (d) Rectified spirit
how 0.5N HCL is prepared for 10 littre solution
What is the utilization of glacial acetic acid? Briefly describe the uses.
Help me to go through this problem. Lowering of vapour pressure is highest for: (a) urea (b) 0.1 M glucose (c) 0.1M MgSo4 (d) 0.1M BaCl2
Which of the following solutions will have a lower vapour pressure and why? a) A 5% aqueous solution of cane sugar. b) A 5% aqueous solution of urea.
The boiling point of 0.1 molal aqueous solution of urea is 100.18oC at 1 atm. The molal elevation constant of water is: (a) 1.8 (b) 0.18 (c) 18 (d) 18.6Answer: (a) Kb
Write a short note to describe how to test a gas to see if it was hydrogen or not?
Unit of measurement- These are also some systems for units: (1) C.G.S.
18,76,764
1930385 Asked
3,689
Active Tutors
1439366
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!