Well if the temperature is too hot then something could melt and if it is too cold it could freeze and some things expand when freezing
Answer:
c. one must have a higher kinetic energy than the other system
Br2 or O2 or N2 or H2 or F2 or I2 etc.
Answer:
The boiling point of water is a physical property and is equal to 0 C.
The Correct Answer is : C