Besides red cabbages, give two other plants that can be used as acid-alkali indicators.
Also,please give the reliable website. Thanks!
20 point!
Acid-alkali indicators
2009-08-15 11:37 pm
回答 (2)
2009-08-16 1:14 am
✔ 最佳答案
Red rose(Any deeply coloured plants.)
Hope I can help you =D
2009-08-15 17:20:24 補充：
Another one:
Hydrangeas (繡球花)
blue in acidic substance, pink in alkaline substance
參考: ME, ME
收錄日期: 2021-04-13 16:47:30
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090815000051KK01083