在“空气中氧气含量测定”的实验探究中,用木炭代替红磷,在燃烧匙内盛过量木炭,点燃后立即插入集气瓶内,塞紧橡皮塞,待木炭火焰熄灭,集气瓶冷却至温室时,打开铁夹 1.水能否进入集气瓶?
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/17 00:26:36
![在“空气中氧气含量测定”的实验探究中,用木炭代替红磷,在燃烧匙内盛过量木炭,点燃后立即插入集气瓶内,塞紧橡皮塞,待木炭火焰熄灭,集气瓶冷却至温室时,打开铁夹 1.水能否进入集气瓶?](/uploads/image/z/4284400-40-0.jpg?t=%E5%9C%A8%E2%80%9C%E7%A9%BA%E6%B0%94%E4%B8%AD%E6%B0%A7%E6%B0%94%E5%90%AB%E9%87%8F%E6%B5%8B%E5%AE%9A%E2%80%9D%E7%9A%84%E5%AE%9E%E9%AA%8C%E6%8E%A2%E7%A9%B6%E4%B8%AD%2C%E7%94%A8%E6%9C%A8%E7%82%AD%E4%BB%A3%E6%9B%BF%E7%BA%A2%E7%A3%B7%2C%E5%9C%A8%E7%87%83%E7%83%A7%E5%8C%99%E5%86%85%E7%9B%9B%E8%BF%87%E9%87%8F%E6%9C%A8%E7%82%AD%2C%E7%82%B9%E7%87%83%E5%90%8E%E7%AB%8B%E5%8D%B3%E6%8F%92%E5%85%A5%E9%9B%86%E6%B0%94%E7%93%B6%E5%86%85%2C%E5%A1%9E%E7%B4%A7%E6%A9%A1%E7%9A%AE%E5%A1%9E%2C%E5%BE%85%E6%9C%A8%E7%82%AD%E7%81%AB%E7%84%B0%E7%86%84%E7%81%AD%2C%E9%9B%86%E6%B0%94%E7%93%B6%E5%86%B7%E5%8D%B4%E8%87%B3%E6%B8%A9%E5%AE%A4%E6%97%B6%2C%E6%89%93%E5%BC%80%E9%93%81%E5%A4%B9+1.%E6%B0%B4%E8%83%BD%E5%90%A6%E8%BF%9B%E5%85%A5%E9%9B%86%E6%B0%94%E7%93%B6%3F)
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