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Write a balanced chemical equation for the reaction that occurs when calcium metal undergoes a combination reaction with O2(g).
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Write a balanced chemical equation for the reaction that occurs when calcium metal undergoes a combination reaction with O2(g).

User Jared Forth
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2 Answers

5 votes
2Ca(s)+O2(g)--->2CaO(s)
User Nick Bork
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7 votes
Ca (s) + O2 (g) = CaO (s)
User Ben Boyle
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