9:416.工业上用煅烧石灰石制备二氧化碳(已知:CaCO3 =CaO+CO2↑).

9416.工业上用煅烧石灰石制备二氧化碳(已知:CaCO3 CaO+CO2).现有含杂质10%的石灰石100t(杂质不参与反应,且不含钙元素),经高温煅烧后,若测得剩余固体中钙元素的质量分数为50%.通过计算回答:
1100t石灰石中钙元素的质量。

2)实际生成二氧化碳的质量。

(3)石灰石中的碳酸钙是否完全分解。

答案

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