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QuestionChemistry

Ca^2 +Ca^2 + and S^2−S^2− Express your answer as a chemical formula.
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Answer

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Step 1
I'll solve this problem step by step, following the specified LaTeX formatting guidelines:

Step 2
: Identify the ions

- We have two calcium ions ($$Ca^{2+}$$)
- We have one sulfide ion (
S2−S^{2 -}
)

Final Answer

Note: This is calcium sulfide, a simple ionic compound formed by the combination of calcium and sulfide ions.

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