Question

3. The various state of matter can be
interchanged into one another by altering
the conditions of volume.
4. The process due to which liquid changes
into gaseous state by absorbing heat energy
at certain temperature is called evaporation.
5. By sublimation of air, we can separate
oxygen and nitrogen gases.
true false​

Answer 1

Answer:

false

true

false

hope it helps you

Answer 2

Answer:

false

true

false

hope it helps you