Chapter 5, Problem 2E

Select the (a) best and (b) poorest electrical conductors from the following solutions, and explain the reason for your choices: $\text{0}{\text{.10 M NH}}_{\text{2}}\text{; 0}\text{.10 M NaCI; 0}{\text{.10 CH}}_{\text{2}}\text{COOH}$ (acetic acid): 0.10 M ${\text{CH}}_{\text{2}}{\text{CH}}_{\text{2}}\text{OH}$ (ethanol).