A strong electrolyte is a substance that dissociates A strong electrolyte is a substance that dissociates blank to form blank when it dissolves in solution, whereas a weak electrolyte will only dissociate to a blank extent when dissolved in solution. to form A strong electrolyte is a substance that dissociates blank to form blank when it dissolves in solution, whereas a weak electrolyte will only dissociate to a blank extent when dissolved in solution. when it dissolves in solution, whereas a weak electrolyte will only dissociate to a A strong electrolyte is a substance that dissociates blank to form blank when it dissolves in solution, whereas a weak electrolyte will only dissociate to a blank extent when dissolved in solution. extent when dissolved in solution.