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Prepare Ammonia gas in Laboratory science 8 to 12 10 Jun 2012 | 11:02 am
18 . To prepare ammonia gas in the laboratory and study its properties. AIM : To prepare ammonia gas in the laboratory and study its properties THEORY : On heating a mixture of ammonium chloride and...
Endothermic reaction fro std 8 to 10 science 26 May 2012 | 10:05 pm
To measure the change in chemical reactions and conclude whether the reaction is exothermic or endothermic. AIM : To measure the change in chemical reactions and conclude whether the reaction is exoth...