Question
Question: Which of the following processes is a non – spontaneous process?...
Which of the following processes is a non – spontaneous process?
A
Dissolution of salt or sugar in water
B
Mixing of different gases through diffusion
C
Precipitation of copper when zinc rod is dipped in aqueous solution of copper sulphate
D
Flow of heat from a cold body to a hot body in contact
Answer
Flow of heat from a cold body to a hot body in contact
Explanation
Solution
: Heat cannot flow a cold body to a hot body.