an acid is a substance that increases the concentration of h₃o⁺ ions in solution. look at the reaction below…

an acid is a substance that increases the concentration of h₃o⁺ ions in solution. look at the reaction below of phenol (c₆h₅oh) with water:\nc₆h₅oh(aq) + h₂o(l) → c₆h₅o⁻(aq) + h₃o⁺(aq)\nwhich reactant acts as an acid by contributing a h⁺ ion to create h₃o⁺ in the chemical equation?\n○ c₆h₅oh(aq)\n○ h₂o(l)\n○ c₆h₅o⁻(aq)\n○ h₃o⁺(aq)

an acid is a substance that increases the concentration of h₃o⁺ ions in solution. look at the reaction below of phenol (c₆h₅oh) with water:\nc₆h₅oh(aq) + h₂o(l) → c₆h₅o⁻(aq) + h₃o⁺(aq)\nwhich reactant acts as an acid by contributing a h⁺ ion to create h₃o⁺ in the chemical equation?\n○ c₆h₅oh(aq)\n○ h₂o(l)\n○ c₆h₅o⁻(aq)\n○ h₃o⁺(aq)

Answer

Answer:

A. $C_6H_5OH(aq)$

Explanation:

Step1: Recall acid - base definition

An acid donates a proton ($H^+$).

Step2: Analyze the reaction

In $C_6H_5OH(aq)+H_2O(l)\longrightarrow C_6H_5O^-(aq) + H_3O^+(aq)$, $C_6H_5OH$ donates a $H^+$ to $H_2O$.