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Respuesta :

From the formula unit of potassium carbonate, there are two potassium ions and one carbonate ion.

What is formula unit?

The term formula unit refers to the smallest unit in an ionic compound. It shows the ratio of the ions in the compound. For potassium carbonate, the formula unit is K2CO3.

From this formula unit, we can see that there are two potassium ions and one carbonate ion.

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