量气法的改进及应用
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董志强,任艳平
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Improvement on the Equipment and Application of Eudiometry
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Zhi-Qiang DONG,Yan-Ping REN
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| 表4 改进量气法测定基准物无水Na2CO3a含量b的实验数据及结果 |
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| 平行测定次数 | m(Na2CO3)/g | V(CO2)/mL | T/K | p(CO2)/Pa | w(Na2CO3)/% | w(Na2CO3)/% | d/% | | 1 | 0.1337 | 31.50 | 299.8 | 95916.9 | 96.09 | 96.55 | 0.58 | | 2 | 0.1357 | 32.40 | 299.8 | 95916.9 | 97.38 | | | | 3 | 0.1357 | 32.00 | 299.8 | 95906.9 | 96.17 | | |
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