A student tests an unknown compound M.
The compound:
- produces a lilac flame using a flame test
- produces a gas which turns limewater cloudy when dilute hydrochloric acid is added.
What is M?
1 )
sodium sulfate
2 )
sodium carbonate
3 )
potassium sulfate
potassium carbonate
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!