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What does the chemical formula CaCl2 show about the compound it represents?

O It is made up of one element.
O It is made up of two.
O It is made up of three elements.
O It is made up of four elements.

Answer :

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The answer is "O It is made up of two." Calcium and Chlorine make up the compound, despite there being two chlorine molecules and one calcium molecule.

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