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shanshuo

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求学者zy

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【答案】应助回帖

★ ★ ★ ★
感谢参与,应助指数 +1
missu001: 金币+2, 感谢积极交流,欢迎常来~ 2014-01-08 12:28:12
shanshuo: 金币+2, ★★★很有帮助, 谢谢了,我应该多做几次重复试验,看一下误差大小!是不是做等体积浸渍,测饱和吸附量不需要特别准确的那种,因为负载量只是相对的,不是绝对的! 2014-01-08 19:50:31
(1)是否重复实验过,都是这种情况吗?可能存在偶然因素
(2)如真是这样,建议作一条关系曲线,即选取几个温度,如0、5、10、15、20、25、30、35、40,然后分别在这些温度下作饱和吸附量测定,当然温度要控制好,选择合适的恒温装置,这样以后在某一温度下操作时就可以参考这条曲线。但要注意判断是否饱和吸附的标准要一致(减少误差),因为不同温度下的饱和吸附量相差或许不太大。
2楼2014-01-07 21:47:28
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