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關注:1
2013-05-23 12:21
求翻譯:以冰醋酸、 異丁醇為原料, 對甲苯磺酸為催化劑合成乙酸異丁酯。通過對催化劑用量的改變探究其對實驗結果的影響。結果表明,催化劑用量為1.5g時 所得產率最大,在此范圍增大或減小催化劑的用量都會降低產品產率。是什么意思?![]() ![]() 以冰醋酸、 異丁醇為原料, 對甲苯磺酸為催化劑合成乙酸異丁酯。通過對催化劑用量的改變探究其對實驗結果的影響。結果表明,催化劑用量為1.5g時 所得產率最大,在此范圍增大或減小催化劑的用量都會降低產品產率。
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2013-05-23 12:21:38
Glacial acetic acid, isobutanol as raw materials, p-toluenesulfonic acid as the catalyst for the synthesis of isobutyl acetate. Changes in the amount of catalyst to explore its influence on the experimental results. The results showed that the amount of catalyst the yield of 1.5g obtained in this ra
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2013-05-23 12:23:18
According to ice acetic acid, n-butanol as a raw material, the toluene sulphonic acid to act as a catalyst, different synthetic acetic acid esters. Through the usage of catalyst to change explore the results of the experiment. Results indicate that, as a catalyst for the 1.5G is the largest producti
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2013-05-23 12:24:58
Take the glacial acetic acid, the isobutyl alcohol as raw materials, to toluene sulfonic acid for catalyst synthesis ethanoic acid different Ding ester.Through to the catalyst amount used change inquired into it to tests the result the influence.The result indicated, the catalyst amount used is when
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2013-05-23 12:26:38
Glacial acetic acid, isobutyl alcohol as raw material, the synthesis of isobutyl acetate with p-toluene sulphonic acid as catalyst. Through research on amount of catalyst to change its effect on experimental results. Results show that yields the maximum derived from the amount of catalyst at 1.5G, i
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2013-05-23 12:28:18
正在翻譯,請等待...
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