Select the Pair of Substances Which Is Not a Conjugate

question 24

Multiple Choice

Select the pair of substances which is not a conjugate acid-base pair.

• A) H₃O⁺, H₂O
• B) HNO₂, NO₂¯
• C) H₂SO₄, HSO₄¯
• D) H₂S, S²¯
• E) NH₃, NH₂¯

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