kaykaystark2159 kaykaystark2159 23-06-2024 Chemistry Answered Which formula equation shows a reversible reaction?"A) 2Na + F₂ → 2 NaFB) CaCO₃ → CaO + CO₂C) NH4Cl(s) ↔ NH₃(g) + HCl(g)D) 2H₂O₂(aq) → 2H₂O(l) + O₂(g)