Respuesta :

Answer:

⇌ means that the equation is reversible, The reactants can become products and vice versa

Explanation:

Answer:

See below ~

Explanation:

The reaction :

  • CaCO₃ ⇄ Ca²⁺ + CO₃²⁻

The double sided arrow represents that this is a reversible reaction.

Just as calcium carbonate can dissociate into calcium ion and carbonate ion, it can form calcium carbonate when calcium ion and carbonate ion are bonded together ionically.

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