The Following Reaction Occurs in a Lead Storage Battery: PbO₂(s)

question 82

Multiple Choice

The following reaction occurs in a lead storage battery: PbO₂(s) + Pb(s) + H₂SO₄(aq) ⇌ 2PbSO₄(s) + 2H₂O(l) What happens to the sulfuric acid in a lead storage battery when the battery is being discharged?

• A)Sulfate ions are consumed and their concentration decreases.
• B)Protons are released so the pH drops.
• C)The solution gets increasingly more viscous due to an increase in sulfuric acid concentration.
• D)Its concentration increases.
• E)All of these are correct.

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