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    Biology; Chemistry; Physics: Post your doubts here!

    can someone please explain this to me? we dont have a good chemistry teacher and he doesnt explain anything, so please cooperate. Cu does not react with H2So4 because H2 is above Cu in reactivity series.... right? So why does CuO react with H2SO4 and in what cases will metals below Hydrogen...
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    Biology; Chemistry; Physics: Post your doubts here!

    thank you.... thats what had me confused! i got notes from a friend to study and it mentions the opposite things.... the one with the more moles is said to be the limiting reagent! i asked my friends for the explanation but even she couldnt come up with it! this is so damn annoying! now i know...
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    Biology; Chemistry; Physics: Post your doubts here!

    can anyone help me with the chapter moles? i am having trouble with limiting reactants, can anyone tell me how to calculate them or what i need to know about them? we havent done this chapter and its coming in our mocks! i have done stichiometery myself but i need help with this and the atp...
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    HELP!!

    thank you! but actually, i need help in remembering the matrices for tranformation. but if you can tell me how to study for the percentage chapter, i would be grateful!
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    HELP!!

    i really want someone to explain to me how to do the matrix transformation in maths and percentages chapter! PLX! :cry: i seem to be getting wrong answers in them and though i know how to find the nth term of the number sequence chapter, i cant seem to derive the right formulas maybe because i...
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    HISTORY HELP OFFERED !!!

    Hey,i was looking for this question. Wese is it correct? Will it score me good marx? :O: Someone, urgently answer!!!!!!
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    Help required- History

    Hey, can someone really help me 2? I have a fAirly good clue of how to solve it but plx tell me the conclusion as my teacher said it was of 2 marx
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    Pakistan Studies, Islamiyat and Urdu: Post your doubts here!

    Re: HISTORY Rare questions !! Hey, can u tell me if in this answer what we have to write. educational development from 1947 to 1999? And the conclusion of the answer if british rule between 1909 to 27 was successful? I think, it wasn't that successful because of the anti-british rule and...
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    Pakistan Studies, Islamiyat and Urdu: Post your doubts here!

    Re: HISTORY Rare questions !! I didnt quite get you Scourcflc. What do you mean? Lil progress was made in 20th century? And were the first years of rule of both Bhutto and Nawaz Sharif successful?
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    Pakistan Studies, Islamiyat and Urdu: Post your doubts here!

    Re: HISTORY Rare questions !! Can u tell the answer of mintchocolate's question if the rule of british between 1877 to 1911 was successful or not? (14) Secondly, Benazirs first rule was more successful than her second right? And so was Nawaz Sharif's? And aslo lil significant progress was made...
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    ISLAMIAT HELP NEEDED ASAP

    Somebody plx answer these questions. 1-How does Quran and Sunnah guide us in the individual life and community life? 2-How do the ACTIONS of Holy Prophet show he was the messanger of ALLAH? 3-How does the Hajj bring man closer to ALLAH? From which years to which year for islamiat should i solve...
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    International Relations help

    But plz do answer the questions above! PLX!
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    International Relations help

    Hey, i'm new at this and i really need you help. Plz, can u post international relations notes of a good tutor over here, cuz i really need them. Specially, i need notes for UN and SAARC and OIC. I would really appreciate your help, plz do reply as soon as possible. Another question is that in...
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