Which of the following is a strong acid? A)C₆H₅CO₂H B)HCN C)HClO₄ D)NH₄⁺ E)H₂O

Name: Which of the following is a strong acid? A)C 6 H 5 CO 2 H B)HCN C)HClO 4 D)NH 4 + E)H 2 O
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HClO4 is a strong acid, meaning it completely dissociates in water to form H+ ions. The other options do contain hydrogen, but they are not known to completely dissociate in water to form H+ ions, making them weaker acids.

Which of the Following Is a Strong Acid