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26-06-2016
Physics

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which chemical formula shows how atoms of the elements calcium (ca) and sulfur (s) would join together ionically? a.cas b.ca2s c.cas2 d.ca2s3

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Аноним Аноним

26-06-2016

Calcium ions have a +2 charge and sulfur ions have a -2 charge, so the formula is CaS

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