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Wt ws the last question fr u guys? I gave p22 and everything ws easy
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MJHE PERCENTAGE PURITY WALA KIUN NAHI YAAD KAUN SA QUESTION THA?i suppose d percentage purity is in 90s value coz mny ppl got it 90%...
lookin all over the internet just to know the reaction of HBr with ethene..cant freakin find the colour change in the internet ! from where do CIE get these stuff OoWhat was the colour of the reaction with HBr before and after the reaction was it brown to colourless or something else?
it was so3 , it forms when no2 and so2 react when so3 is formed then h2so4 formsi wrote SO3...is it rite?
-49 it is !and SO2 in the atmosphere forms SO3 ...... nybdy knows d value for enthalpy? evry1s gettin -49 ......
i got it +49 :'(-49 it is !
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