初三化学实验现象题2个1.弹簧秤下悬挂着一重物(不与稀硫酸反应,此重物浸在硫酸溶液中),向稀硫酸中投入一定量的ZN,则一段时间后,可能观察到的实验现象是?2.在调整好0点的天平两边的托盘
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![初三化学实验现象题2个1.弹簧秤下悬挂着一重物(不与稀硫酸反应,此重物浸在硫酸溶液中),向稀硫酸中投入一定量的ZN,则一段时间后,可能观察到的实验现象是?2.在调整好0点的天平两边的托盘](/uploads/image/z/1508809-49-9.jpg?t=%E5%88%9D%E4%B8%89%E5%8C%96%E5%AD%A6%E5%AE%9E%E9%AA%8C%E7%8E%B0%E8%B1%A1%E9%A2%982%E4%B8%AA1.%E5%BC%B9%E7%B0%A7%E7%A7%A4%E4%B8%8B%E6%82%AC%E6%8C%82%E7%9D%80%E4%B8%80%E9%87%8D%E7%89%A9%28%E4%B8%8D%E4%B8%8E%E7%A8%80%E7%A1%AB%E9%85%B8%E5%8F%8D%E5%BA%94%2C%E6%AD%A4%E9%87%8D%E7%89%A9%E6%B5%B8%E5%9C%A8%E7%A1%AB%E9%85%B8%E6%BA%B6%E6%B6%B2%E4%B8%AD%29%2C%E5%90%91%E7%A8%80%E7%A1%AB%E9%85%B8%E4%B8%AD%E6%8A%95%E5%85%A5%E4%B8%80%E5%AE%9A%E9%87%8F%E7%9A%84ZN%2C%E5%88%99%E4%B8%80%E6%AE%B5%E6%97%B6%E9%97%B4%E5%90%8E%2C%E5%8F%AF%E8%83%BD%E8%A7%82%E5%AF%9F%E5%88%B0%E7%9A%84%E5%AE%9E%E9%AA%8C%E7%8E%B0%E8%B1%A1%E6%98%AF%3F2.%E5%9C%A8%E8%B0%83%E6%95%B4%E5%A5%BD0%E7%82%B9%E7%9A%84%E5%A4%A9%E5%B9%B3%E4%B8%A4%E8%BE%B9%E7%9A%84%E6%89%98%E7%9B%98)
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