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暑假里,小明去青少年活动中心参观,一个名为“大象牙膏”的魔术让他惊讶不已——将过氧化氢(俗称双氧水)与肥皂混合起来,加上一些碘化钾,瞬间一股黄色泡沫状物质像喷泉一样从容器中喷涌而出。【问题一】过氧化氢与肥皂混合能够稳定存在,是因为和碘化钾发生反应才有这样的现象的吗?【查阅资料】在这个魔术中,肥皂是发泡剂,碘化钾是催化剂,过氧化氢在有碘化钾做催化剂的条件下,分解成水和氧气,即
Summer vacation, Xiao Ming visited the Youth Activity Center, a “magic toothpaste” surprised him - the hydrogen peroxide (commonly known as hydrogen peroxide) mixed with soap, add some potassium iodide, an instant yellow Foam spouts out of the container like a fountain. 【Question 1】 Hydrogen peroxide and soap mixture can exist stably because it reacts with potassium iodide. Is there such a phenomenon? 【查看 资料】 In this magic, soap is a blowing agent, potassium iodide is a catalyst, hydrogen peroxide In the presence of potassium iodide catalyst conditions, decomposition into water and oxygen, that is