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Recent content by Nowrin Yasmin

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    Chemistry: Post your doubts here!

    Can anyone please give a clear explanation of whether the ease of hydrolysis of group IV tetrachlorides increase or decrease down the group? including the reasoning.
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    Chemistry Urgent Help please!!

    Oh Right! thanks! Jazak Ilahu Khairan all the best for tomorrow :)
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    P1 Math doubts only!

    thanks
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    P1 Math doubts only!

    umm, that is the answer to part ii). I was asking about part iii)
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    Chemistry Urgent Help please!!

    Yes, that's what I've even got. But the mark scheme says other way round. Confused as well :(
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    P1 Math doubts only!

    Yeah but I need to put sth on my paper, don't I? I can't just solve it in my head and go like hey this is the answer :P Could you just solve it please? May Allah bless you
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    P1 Math doubts only!

    Assalamualaikum. Can someone please solve oct/nov 2005 question 9)iii) with the perfect steps? I know how to get the answer but I'm worried about the presentation. Jazak Allahu Khair
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    Chemistry: Post your doubts here!

    No it's not right. First of all, in your structure there are 9H atoms. Second, one of C has 5 bonds. The correct ester could be this one.
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    Physics: Post your doubts here!

    Since you didn't mention the variant, I'm assuming it's variant 2 since that is the only variant which has part 1)c).
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    Physics: Post your doubts here!

    Assalamualaikum. I'm not quite sure about the ratio they used in the mark scheme but this is how I solved it
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    Physics: Post your doubts here!

    Walaikumassalam, For the first question: compression of ideal gas at a constant temp: the gas if being compressed so work is being done on the gas molecules to bring them closer right? So w is +. Now it is said that temp is constant, but it is obvious that the temp will increase when the gas...
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    Relative Velocity For Additional Mathematics (0606)

    Could anyone post important tips on solving questions from relative velocity?? Or a link to some notes would be helpful too.. I know this is sort of last minute but would make it a little more easier for me.. Best of luck for tomorrow's paper everyone!!
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