Chemistry

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Quicklime (CaO) can be prepared by roasting
limestone (CaCO3) according to the reaction
CaCO3(s)

−!CaO(s) + CO2(g) .
When 2.6 ×10^3 g of CaCO3 are heated, the actual yield of CaO is 1.06 ×10^3 g. What is the percent yield?
Answer in units of %.

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