| Assertion(A): | Azeotropes have a different composition in liquid and vapour state. |
| Reason(R): | The composition in both the liquid and the vapour phase depends upon the volatility of the substance. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True and (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |