Molal elevation constant of water
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 = 0.18/0.1 = 1.8
Halides characteristics
Provide solution of this question. Which has maximum vapour pressure: (a) HI (b) HBr (c) HCl (d) HF
Select the right answer of the question. Molecular weight of urea is 60. A solution of urea containing 6g urea in one litre is : (a)1 molar (b)1.5 molar (c) 0.1 molar (d) 0.01 molar
The methods used for the preparation of phenols are given below: From aryl sulphonic acids
why pentahalids are more covalent than tetrahalids
The main objective of this particular aspect of Physical Chemistry is to examine the relation between free energies and the mechanical energy of electromotive force of electrochemical cells. The ionic components of aqueous solutions can be treated on the basis of the
what is the basicity of primary secondary and tertiary amines in chlorobenzene
Alkyl halides can be prepared from alkanes through substitution and from alkenes through addition of halogen acids or through allylic substitution. From alkanesWhen alkanes are treated with halogens, chlo
Choose the right answer from following. What is the molarity of H2SO4 solution, that has a density 1.84 gm/cc at 35c and contains solute 98% by weight: (a) 4.18 M (b) 8.14 M (c)18.4 M (d)18 M
What do you mean by the term dipole moment? Briefly describe it.
18,76,764
1937283 Asked
3,689
Active Tutors
1417872
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!