What Is the Acid Ionization Constant , K _a, for Chlorous

question 13

Multiple Choice

What is the acid ionization constant , K _a, for Chlorous acid, HClO₂, if a 0.25 M aqueous solution of chlorous acid has a pH equal to 1.33?
You may want to complete the ICE table before getting started. HClO₂ H₃O⁺ ClO₂^{1 -} Initial Change @ equilibrium

• A) K _a = 2.2×10 ^{- 3}
• B) K _a = 7.4×10 ^{- 3}
• C) K _a = 8.8×10 ^{- 3}
• D) K _a = 1.1×10 ^{- 2}
• E) K _a = 4.7×10 ^{- 2}

---

Definitions:

Credit Terms

Conditions under which credit will be extended to a borrower, including repayment schedule and interest rate.

Collection Agency

A business that pursues payments of debts owed by individuals or businesses.

Overdue Account

An account that has not been paid by the due date, often subject to late fees and penalties.

Invoice

A document issued by a seller to a buyer that lists goods or services provided, their prices, and the total amount owed.