Which of the following process/processes release heat?

(i) condensation

(ii) vaporization

(iii) freezing

(iv) melting

Which of the following are also considered to be the states of matter?

(i) Plasma (ii) Platelets

(iii) BFC (iv) BHC

One of the following does not undergo sublimation. This one is:

If the temperature of an object is 268K, it will be equivalent to:

The boiling point of ethane is, -88°C. This temperature will be equivalent to: