Experiment 4
III. Procedure:
A. Synthesis Caution! Phenol is corrosive.
1. Pour 25 ml of concentrated sulfuric acid into 200 ml of water.
2. Add to the warm solution 20 grams of aniline slowly and with vigorous stirring.
3. Cool, and add 100 grams of ice.
4. Dissolve 16 grams of sodium nitrite in …
Experiment 4
III. Procedure:
A. Synthesis Caution! Phenol is corrosive.
1. Pour 25 ml of concentrated sulfuric acid into 200 ml of water.
2. Add to the warm solution 20 grams of aniline slowly and with vigorous stirring.
3. Cool, and add 100 grams of ice.
4. Dissolve 16 grams of sodium nitrite in 100 ml of water, and add the solution in small quantities, with stirring, to the solution of aniline sulfate, until the amine has been diazotized.
Test for free nitrous acid: Dip a stirring rod into th
이 오디오 파일은 만료되었습니다.
공유 오디오 링크는 24시간 후 만료됩니다. 아래에서 자신만의 링크를 생성할 수 있습니다!
자신만의 AI 오디오 만들기
20개 이상의 AI 모델로 전문적인 보이스오버를 생성하세요. 완전히 무료이며 등록이 필요하지 않습니다.