氧化铜与稀硫酸的反应取�量氧化铜粉末装入试管滴入约2ml稀硫酸加热上述试管 课堂小结 本节重点是认识仪器和练习基本操作同时要掌握 Template




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tomski氧化铜与稀硫酸的反应取�量氧化铜粉末装入试管滴入约2ml稀硫酸加热上述试管 课堂小结 本节重点是认识仪器和练习基本操作同时要掌握 coloring