What is the [H₃O⁺] in a solution that consists of 1.2 M HClO and 2.3 M NaClO? K_a = 3.5 *10¯⁸ A) 7.8 * 10¯⁹ M B) 1.8 * 10¯⁸ M C) 6.7 * 10¯⁸ M D) 1.6 *10¯⁷ M E) None of these choices is correct.

Question

Quizplus · Accepted Answer

The solution is a buffer, and the Henderson-Hasselbalch equation can be used: pH = pKa + log([A-]/[HA]). Calculate pKa from Ka, then find pH, and convert to [H3O+].

What Is the [H3O+] in a Solution That Consists of 1.2

What Is the [H₃O⁺] in a Solution That Consists of 1.2