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Is Ca +O2 ?-->CaO balanced ? explain why or why not
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Is Ca +O2 ?-->CaO balanced ? explain why or why not

User Helen Wood
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no. on the left side you will notice there is one Ca, and 2 oxygen. therefore on the right side there must be 1 Ca, and 2 oxygen. The correct answer would be Ca + O2 -> CaO2
User Rdrw
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