21.(10分)取50ml碳酸钠和硫酸钡的混合液,加入过量的氯化钡溶液后得到14.51g的沉淀取50ml碳酸钠和硫酸钡的混合液,加入过量的氯化钡溶液后得到14.51g的沉淀,用过量稀硝酸处理后沉淀减少到4.66g,
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/11 06:54:12
![21.(10分)取50ml碳酸钠和硫酸钡的混合液,加入过量的氯化钡溶液后得到14.51g的沉淀取50ml碳酸钠和硫酸钡的混合液,加入过量的氯化钡溶液后得到14.51g的沉淀,用过量稀硝酸处理后沉淀减少到4.66g,](/uploads/image/z/3409671-39-1.jpg?t=21.%2810%E5%88%86%29%E5%8F%9650ml%E7%A2%B3%E9%85%B8%E9%92%A0%E5%92%8C%E7%A1%AB%E9%85%B8%E9%92%A1%E7%9A%84%E6%B7%B7%E5%90%88%E6%B6%B2%2C%E5%8A%A0%E5%85%A5%E8%BF%87%E9%87%8F%E7%9A%84%E6%B0%AF%E5%8C%96%E9%92%A1%E6%BA%B6%E6%B6%B2%E5%90%8E%E5%BE%97%E5%88%B014.51g%E7%9A%84%E6%B2%89%E6%B7%80%E5%8F%9650ml%E7%A2%B3%E9%85%B8%E9%92%A0%E5%92%8C%E7%A1%AB%E9%85%B8%E9%92%A1%E7%9A%84%E6%B7%B7%E5%90%88%E6%B6%B2%2C%E5%8A%A0%E5%85%A5%E8%BF%87%E9%87%8F%E7%9A%84%E6%B0%AF%E5%8C%96%E9%92%A1%E6%BA%B6%E6%B6%B2%E5%90%8E%E5%BE%97%E5%88%B014.51g%E7%9A%84%E6%B2%89%E6%B7%80%2C%E7%94%A8%E8%BF%87%E9%87%8F%E7%A8%80%E7%A1%9D%E9%85%B8%E5%A4%84%E7%90%86%E5%90%8E%E6%B2%89%E6%B7%80%E5%87%8F%E5%B0%91%E5%88%B04.66g%2C)
x_SQ>Vn>C=v-P!MXԞ{ቯ{wƩ\ɒxGABz>[ҷ9.v-fiOFO@mE<v`dҊmp$?EsǧPI@ӡ~qffe*~!V'I=gu$=XNBvgsN-; =
^Oj|V6c&_