Chem Paper 34 Help??

[Talha]

* Any1 post here some of da errors that mostly occur in most of the chem experiments??


* for identifying ammonia we hav damp red litmus paper available but for other gases like Co2, H2, O2, SO2 we dont hav limewater, splints etc available so how to identify them during our exam??

 

[angelgurl]

check your examiner reports