红墨水在热水中扩散明显更快.
说明温度越高,分子运动越快.
向分别盛有静置的冷水和热水的两烧杯中轻轻加入一滴红墨水,不要搅动,观察到的现象是什么,该实验说明什么
向分别盛有静置的冷水和热水的两烧杯中轻轻加入一滴红墨水,不要搅动,观察到的现象是什么,该实验说明什么
化学人气：680 ℃时间：2020-03-10 03:12:58
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