为什么做氯化铵和氢氧化钡吸热反应的实验时要用带8个结晶水的氢氧化钡 不带水行不行
人气:449 ℃ 时间:2020-02-05 19:45:20
解答
Ba(OH)₂·8H₂O分子量315.47,为无色单斜晶体,相对密度2.18,溶点78℃,沸点:780℃,加热失水变成无水氢氧化钡.两者都有毒.不行,因为是做实验,实验用的试剂就是Ba(OH)₂·8H₂O,不是Ba(OH)₂...
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