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    RESULTS NOT SHOWING

    SITE IS TOO MUCH LAGGING ;S Gah, on my nerves.. anyone else got the site to work?
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    Chemistry Paper 3 HELP!

    1)Write an ionic equation for the precipitation of the insoluble salt Silver (I) chloride. 2)Write an ionic equation for the reaction between zinc atoms and silver(I) ions. Can someone do both and explain? Thanks.
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    BiologY PP1 help!!

    June 2010 24 32 thnx.
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    BIO PAPER 1 HELP!

    June 2009 17 November 2009 20 November 2007: 15 Can someone help me in these 3 questions in each year, PAPER 11!
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    Large amount of BIOLOGY help paper 1 needed!

    June 2010 24 32 November 2010 19 23 27 36 Can someone explain for me each of those questions, June 2010 P11 and same for november P11, Biology! Thanks.
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    chem pp1

    http://www.xtremepapers.me/CIE/Cambridg ... 8_qp_1.pdf 2, Shouldnt it be b?
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    Chem Paper 1!

    http://www.xtremepapers.me/CIE/Cambridg ... 3_qp_1.pdf Question 8 and 36, I can't understand 36 and 8 i need an explanation for both please! Thanks.
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    Chemistry paper 3!! HELP

    NaOH ----> When it's heated, what are the products decomposed? Please answer with accuracy! and 100% sure!
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    Fuel Cell?

    Ok our teacher never explained something related to fuel cell. I'm very surprised along with my center... Can someone explain what i need to know about fuel cell? Everything i need for it, Since it's not required massively in syllabus, describe. Please asap!
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    CHEM HELP AGAIN|! DAMMIT Last time :D

    Describe diff between a metal and non metal, Ok it's easy but its a bit not easy to explain in words. We can say a metal is a atom that loses electrons to gain positive charge aquiring the nearest noble gas config. and opposite for non metal? Also, Describe similarity in properties between...
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    CHEM PP3! HELP!

    Contact process Catalyst is vanadium(IV) oxide and temp is 450C And pressure is 2 atm pressure What about haber process? Catalyst is iron and temp is 450C but what is the pressure? Please fast!
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    Chem help!!!

    1)Describe the production of heat energy by burning fuels? 2)Describe hydrogen of fuel 3)Describe radioactive isotopes, such as U^235 as a source of energy Please help
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    Explanation needed for graduation!!! and college!

    I'm in year 11 now, i took all subjects needed. If i want to go to a college from this age, is it good or bad? and is it undergraduate or graduate w.e. Also, If i was to complete AS and A level, Would accelerating them in the same year be easy or hard? Thanks.
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    CHEM PP3 HELP

    Describe and explain the importance of controlling acidity in soil. Describe the idea that some chemical reactions can be reversed by changing the reaction conditions Someone explain both for me please.
  15. A

    Chem p6 v2

    Copper sulphate reacting with zinc. I wrote that solid decreases in size and fizzing. Is it correct? They saying fizzing is wrong. Look at this: If this is right from answers.com, then fizzing is correct.
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    Chemistry Paper 61 Discussion

    Anyone has done it yet? Not discussing anything, just say hard or easy. Thanks.
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    pRODUCTION OF CHLORINE

    I know to produce chlorine, we need to electrolysise any compound containing chlorine ion. Also oxygen adding hydrogen preoxide with manganese iv oxide and for carbon dioxide, reacting an acid with carbonate. And for hydrogen, metal with acid Correct?
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    CHEM P6

    http://www.xtremepapers.me/CIE/Cambridg ... 7_qp_6.pdf Is this right ???
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    CHEM P6

    http://www.xtremepapers.me/CIE/Cambridg ... 9_qp_6.pdf Last question 7B. I don't understand chromatography in there, Like id say use chromatography paper, spots added on base line of the extraction and water is used as a solvent and then spots are shown. Would that get me the 4 marks or what...
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    Chem P6

    Hi, 1)Describe a practical method for investigating the speed of a reaction involving gas evolution. Can we say that for example we connect 2 apparatus with gas cylinders and add the catalsyt or w/e variable is changing then comparing the volume of gas produced using the gas syringe. Plot and...
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