154) KBr is 80% dissociated in solution. The freezing point of 0.5m solution is:
Answer is:
271.326 K
Related Physical Chemistry MCQ with Answers
Answer is:
Addition of water
Explanation:
Addition of water to an aqueous solution of KI, causes the concentration of the solution to decrease, thereby increasing the vapour pressure.
Answer is:
−0.372oC
Explanation:
ΔTf = Kfm
Answer is:
H2 < He < N2 < Ar
Answer is:
Molecules of the two gases strike the wall of the container with same frequency
Explanation:
The two gases have different velocities, therefore frequency of striking the wall will be different