Which One of the Following Pairs Is Not a Conjugate

question 6

Multiple Choice

Which one of the following pairs is not a conjugate acid-base pair?

• A)H ₂O/OH ⁻
• B)H ₂O ₂/HO ₂ ⁻
• C)OH ⁻/O ²⁻
• D)H ₂PO ₄ ⁻/HPO ₄ ²⁻
• E)HCl/H ⁺

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