Which of the following is an electrolyte?
- Alcohol
-
Sodium acetate solution
- Solid potassium hydroxide
- Mercury
The correct answer is: B
Explanation
An electrolyte is a compound that dissociates into ions in an aqueous solution. When sodium acetate is dissolved in water, it dissociates into sodium cations, Na\(^+\) and acetate anions CH\(_3\)COO\(^-\). Sodium acetate is a strong electrolyte in an aqueous solution.