請問點 解用
1. filtration followed by crystallization
2. quick cooling
這兩種方法可以確保 extract 到 pure sodium chloride from sea water嗎?
For filtration followed by crystallization,其他salt like magnesium chloride都可以pass through the filter paper嗎?
收錄日期: 2021-04-13 14:48:17
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071225000051KK02792