Asked by Sbongile
Aim:to demonstrate that expired air contains carbon dioxide
1-Briefly explain your observations
2- Suggest a suitable control for this demonstration
3 what can be concluded from this experiment
4 labelling experimental set-up
1-Briefly explain your observations
2- Suggest a suitable control for this demonstration
3 what can be concluded from this experiment
4 labelling experimental set-up
Answers
Answered by
bobpursley
I will be happy to check your thinking. Have you looked at blowing air into limewater?
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