For an Acid That Undergoes This Reaction: HA ↔ H⁺

question 7

Multiple Choice

For an acid that undergoes this reaction: HA ↔ H⁺ + A− K_a =

• A) [H⁺][A−]/[HA]
• B) [H⁺][HA]/[A−]
• C) [HA][A−]/[H⁺]
• D) [A−]/[HA][H⁺]
• E) [H⁺]/[HA][A−]

---

Definitions:

Notice of Lien

A legal document filed to indicate that a claim of ownership has been placed on a property due to unpaid debts.

Period of Time

A specific duration characterized by a starting point and an ending point.

Equity of Redemption

The right of a borrower to reclaim property that is subject to a mortgage by repaying the debt before the foreclosure sale.

Mechanic's Lien

A legal claim against a property for unpaid construction work or materials, ensuring payment to builders, contractors, and construction firms.