1.将3.6g碳酸钙高温煅烧一段时间后冷却,测得固体剩余物中钙元素的质量分数为57.6%,计算固体剩余物中氧化钙的质量?2.密闭容器那装入某混合气体,用电火花点燃,恰好完全反映,已知此混合气体
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![1.将3.6g碳酸钙高温煅烧一段时间后冷却,测得固体剩余物中钙元素的质量分数为57.6%,计算固体剩余物中氧化钙的质量?2.密闭容器那装入某混合气体,用电火花点燃,恰好完全反映,已知此混合气体](/uploads/image/z/6071729-41-9.jpg?t=1.%E5%B0%863.6g%E7%A2%B3%E9%85%B8%E9%92%99%E9%AB%98%E6%B8%A9%E7%85%85%E7%83%A7%E4%B8%80%E6%AE%B5%E6%97%B6%E9%97%B4%E5%90%8E%E5%86%B7%E5%8D%B4%2C%E6%B5%8B%E5%BE%97%E5%9B%BA%E4%BD%93%E5%89%A9%E4%BD%99%E7%89%A9%E4%B8%AD%E9%92%99%E5%85%83%E7%B4%A0%E7%9A%84%E8%B4%A8%E9%87%8F%E5%88%86%E6%95%B0%E4%B8%BA57.6%25%2C%E8%AE%A1%E7%AE%97%E5%9B%BA%E4%BD%93%E5%89%A9%E4%BD%99%E7%89%A9%E4%B8%AD%E6%B0%A7%E5%8C%96%E9%92%99%E7%9A%84%E8%B4%A8%E9%87%8F%3F2.%E5%AF%86%E9%97%AD%E5%AE%B9%E5%99%A8%E9%82%A3%E8%A3%85%E5%85%A5%E6%9F%90%E6%B7%B7%E5%90%88%E6%B0%94%E4%BD%93%2C%E7%94%A8%E7%94%B5%E7%81%AB%E8%8A%B1%E7%82%B9%E7%87%83%2C%E6%81%B0%E5%A5%BD%E5%AE%8C%E5%85%A8%E5%8F%8D%E6%98%A0%2C%E5%B7%B2%E7%9F%A5%E6%AD%A4%E6%B7%B7%E5%90%88%E6%B0%94%E4%BD%93)
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