Which One of the Following Is Not a Polyprotic Acid

question 33

Multiple Choice

Which one of the following is not a polyprotic acid?

• A)sulfuric acid, H₂SO₄
• B)phosphoric acid, H₃PO₄
• C)carbonic acid, H₂CO₃
• D)hydrogen sulfide, H₂S
• E)acetic acid, CH₃COOH

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