Question

Assertion (A): Sublimation is a physical change. Reason (R): Sublimation involves the direct conversion of a solid into a gas without passing through the liquid state.

Convert 573K to Celsius scale.

Identify A, B, C, D, E and F in the following diagram that illustrates the changes in states of matter.

The following figure illustrates the three states of matter and their interconversion. Identify the processes represented by A and B.