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  1. saroooor

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

    Nov. 05 Question number 19 is it D Because zinc carbonate and zinc hydroxide are insoluble ?
  2. saroooor

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

    Yeah and also Population means same species and World population so they mean humans , right ?
  3. saroooor

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

    And also population means same species and I think they mean Humans .... Did you get it ?
  4. saroooor

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

    Now he He is asking the least effect , that did not lead too much of growth . You would eliminate B & D . you're left with A & C !!! C is more Logic . First I was like A then I said that C is more logic to eleminate predators didnot have great effect on the growth .
  5. saroooor

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

    Consider the Y- is a bromide it got displaced by chlorine into a chloride and Bromine . From Colourless to brown . I believe so .....
  6. saroooor

    Isa I'll be doing a paper now . Let's see what we've got here .

    Isa I'll be doing a paper now . Let's see what we've got here .
  7. saroooor

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

    Yes !
  8. saroooor

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

    I am showing that this is valency !!!
  9. saroooor

    ANSWERING ALL BIO/CHEM PAPER 1 DOUBTS :)

    Q: 30 - The Ph of the solution left in the flask is alkali , so eventually it will have a high pH . COMPARED to the distillate which is on the other side it is higher . And you know that the only way to Separate The Na from NAOH is by electrolysis . So it seems we are separating the water . So...
  10. saroooor

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

    But , X(2) X(3) Shows it is a valency ??!! :S
  11. saroooor

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

    Still didn't understand .......
  12. saroooor

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

    Yeah Seriously , Does Water Has effect on the pH ??? isn't water neutral ?
  13. saroooor

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

    I am not sure .
  14. saroooor

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

    The Chromium did not lose any electron or gained it , and Because KOH is alkali is basic so it will increase the pH , I believe so !!!
  15. saroooor

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

    Yes !
  16. saroooor

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

    Thanks :)
  17. saroooor

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

    Like you just changed the position of the Cl .
  18. saroooor

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

    Thanks , what about for how acid rain is formed? What did you right ? Also for chlorobutane what was the isomers last questions ? ???!
  19. saroooor

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

    yes but boiling and melting is right I believe ???? I have a silly question to you which change was exothermic L--> g or g ---->L ???
  20. saroooor

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

    I AM TALKING ABOUT THE EXAM
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