D: SO₃ + H₂O → H₂SO₄
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One of the reactions in the rechargeable lead/acid battery is shown. Pb(s) + PbO₂(s) + 4H⁺(aq) + 2SO₄²⁻(aq) → 2PbSO₄(…
KMnO₄ is an oxidising agent. Its reaction with Fe²⁺ is shown in the following ionic equation. ...X...MnO₄⁻ + ......Fe…
The equations for three reactions involving chlorine or its compounds are listed. 1 2KClO₃ → 2KCl + 3O₂ 2 4KClO₃ → 3K…
The equation for a chemical reaction is shown. All substances are in their standard states. XeF₆ + 3H₂O → XeO₃ + 6HF …
When copper is added to a solution of silver ions, the following equilibrium is established. Cu(s) + 2Ag⁺(aq) ⇌ Cu²⁺(…
A solid Period 3 element, Q, is reacted with oxygen gas. Compound R is formed. When R is added to water the pH decrea…