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41个顽皮的化学反应动图
source link: https://news.cnblogs.com/n/626122/
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1、瓶中事先倒入了少量浓氨水，并让氨气挥发与空气混合。燃烧匙里放的东西是三氧化二铬（Cr2O3），在此起到了催化的作用。2、把手插入醋酸钠过饱和溶液后的现象3、红绿灯瓶中的溶液加入了3种成分：氢氧化钠、D-葡萄糖和靛蓝胭脂红（indigocarmine，或称酸性靛蓝）。4、白细胞追杀细菌
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