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OpenStudy (anonymous):
What is calcium oxide?
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OpenStudy (anonymous):
CaO 1 element each of calcium and oxygen makeup calcium oxide Prepared by heating calcium carbonate (aka limestone) in a special lime kiln to from 500°C to 600°C, decomposing it into the oxide and carbon dioxide. Has many uses. http://scifun.chem.wisc.edu/chemweek/PDF/LIME_CalciumOxide.pdf
OpenStudy (dylangr1997):
@aniyamason www.thefreedictionary.com/calcium+oxide
OpenStudy (gtxmuqsit):
CaO see periodic table.
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