计算题 1、有一碱灰试样,除Na2CO3外,还含有NaHCO3以及不与酸作用的物质.称取该试样1.10g溶于适量水后,用甲基橙为指示剂需加31.5mLHCl溶液(1.00mLHCl相当于0.01400gCaO)才能达到终点.用酚酞作为指示剂
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/12 03:49:24
![计算题 1、有一碱灰试样,除Na2CO3外,还含有NaHCO3以及不与酸作用的物质.称取该试样1.10g溶于适量水后,用甲基橙为指示剂需加31.5mLHCl溶液(1.00mLHCl相当于0.01400gCaO)才能达到终点.用酚酞作为指示剂](/uploads/image/z/12342411-27-1.jpg?t=%E8%AE%A1%E7%AE%97%E9%A2%98+1%E3%80%81%E6%9C%89%E4%B8%80%E7%A2%B1%E7%81%B0%E8%AF%95%E6%A0%B7%2C%E9%99%A4Na2CO3%E5%A4%96%2C%E8%BF%98%E5%90%AB%E6%9C%89NaHCO3%E4%BB%A5%E5%8F%8A%E4%B8%8D%E4%B8%8E%E9%85%B8%E4%BD%9C%E7%94%A8%E7%9A%84%E7%89%A9%E8%B4%A8.%E7%A7%B0%E5%8F%96%E8%AF%A5%E8%AF%95%E6%A0%B71.10g%E6%BA%B6%E4%BA%8E%E9%80%82%E9%87%8F%E6%B0%B4%E5%90%8E%2C%E7%94%A8%E7%94%B2%E5%9F%BA%E6%A9%99%E4%B8%BA%E6%8C%87%E7%A4%BA%E5%89%82%E9%9C%80%E5%8A%A031.5mLHCl%E6%BA%B6%E6%B6%B2%281.00mLHCl%E7%9B%B8%E5%BD%93%E4%BA%8E0.01400gCaO%29%E6%89%8D%E8%83%BD%E8%BE%BE%E5%88%B0%E7%BB%88%E7%82%B9.%E7%94%A8%E9%85%9A%E9%85%9E%E4%BD%9C%E4%B8%BA%E6%8C%87%E7%A4%BA%E5%89%82)
xTnIDCp_,^9J/vJ^c 1f$c0IqƗ1X?e'~aĒtWթSUkq}j~zG/黖uKyxP%H܃k{u?+;Q0a0ǴtN7huszS**JnnSaHZ7XߖYL
t蒭,uq>=