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  1. B

    Please label this sensory neuron - biology P1

    oh wow thank you SO much that really helped! Oh and btw i love the quote on your pic/avatar thing!!
  2. B

    Please label this sensory neuron - biology P1

    I know that the cell body is the little circle, but what about the 2 ends? What area are they found? Thanks a lot!
  3. B

    A chemistry mcq question...

    I know i'm annoying you now, but i just wanna ask a tiny question... the examiner said , ''The insolubility of zinc hydroxide is in the syllabus – from the use of sodium hydroxide in testing for aqueous zinc ions. ' I do not understand at all how we could get this fact ( that zinc hydroxide...
  4. B

    A chemistry mcq question...

    . THANK YOU SO SO SO MUCH I LOVE YOU
  5. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    thank youuuu but why does copper oxide decompose? its not a nitrate or a carbonate or a hydroxide ( these are the only ones that we learnt at school)
  6. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    thank youuuu but why does copper oxide decompose? its not a nitrate or a carbonate or a hydroxide ( these are the only ones that we learnt at school)
  7. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    thank youuuu but why does copper oxide decompose? its not a nitrate or a carbonate or a hydroxide ( these are the only ones that we learnt at school)
  8. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    hey guys i have a hard chem question, http://www.xtremepapers.com/papers/CIE/Cambridge%20IGCSE/Chemistry%20(0620)/0620_w04_qp_1.pdf question 11 answer is A how r we supposed to know that?!! thank youuuuuuu
  9. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    thank you sooo much u helped a lot!!
  10. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    hi i have a chemistry question :) http://www.xtremepapers.com/papers/CIE/Cambridge%20IGCSE/Chemistry%20(0620)/0620_w03_qp_1.pdf question 8 the answer is C... i thought non metals had low m/p and b/p as that is what it says in my text book... so i chose A but thats wrong..why? thanks...
  11. B

    A chemistry mcq question...

    i undestand 26 now but not 22... what does titration have to do with the question, it doesn't mention it.... thanks for explaining though..! if you could explain 22 that would help a lot :)
  12. B

    A chemistry mcq question...

    22)why is it D? The examiner said, ''Zinc is not a very reactive metal and neither its carbonate nor its hydroxide is soluble in water"... but what does solubility have to do with reacting with acid? I don't get what the examiner said nor do i get why the answer is D... can you help please...
  13. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    but oxidation is also the gain of oxygen, and as you can see, SO3 became SO4...? So it gained...?
  14. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    but i thought a redox reaction was one that had reduction and oxidation... so one thing gets reduced, the other oxidised. 1 and 2 had only one , which is oxidation... am i wrong or right? thanks !
  15. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    I thought it was B... Why C? Thank youuuuu so very much!
  16. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    oh alright thank you i never knew that lol thanks a lot
  17. B

    ANSWERING ALL BIO/CHEM PAPER 1 DOUBTS :)

    th thank you very veyr muchhh!!!
  18. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    ok thanks a lot i get that, so nickel contains sodium right ? because the electrolyte has to be a salt solution of the metal that plates the objet?
  19. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    there are 2 different ways to solve it. 1) I don't know if you have this in ur text book or not, but there is an experiment like this in my text book, where they say that the sample of air is 100 and the volume decreases by 20 so that the syringe will read 80. This is because there is 20% of...
  20. B

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    thank youoo
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