Assertion (A): | Λm for weak electrolytes shows a sharp increase when the electrolytic solution is diluted. |
Reason (R): | For weak electrolytes degree of dissociation increases with a dilution of the solution. |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | Both (A) and (R) are False. |
Consider the following graph of molar conductivity of KCl solution at different concentrations.
The value of limiting molar conductivity for KCl is 150.0 S cm2 mol-1. The value of the slope at point A will be :
1. | 120 | 2. | 100 |
3. | 110 | 4. | None of the above |