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Search results

  1. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    someone give the precise answer,i also want to know it........
  2. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    Which type of compound will liberate ammonia when heated with ammonium sulfate? A an acid B an alkali C a reducing agent D a salt plz do mention the reason of ur choice as well..
  3. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    then its carbon,as is ALSO written in redspot :D
  4. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    np :)
  5. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    which year?
  6. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    carbon..
  7. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    ohk..::)
  8. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    lol :D plz do explain the reason....
  9. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

  10. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    JazakAllah..:)
  11. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    how?
  12. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    yeah!how?
  13. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    do past papers,some mcqs are repeated...
  14. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    The carbonate of metal X is a white solid. It decomposes when heated to form carbon dioxide and a yellow solid oxide. What is metal X? A copper B iron C lead D sodium
  15. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    yeast is added in a container along with some cooled,boiledglucose..container is sealed to ensure that oxygen does not enter,and kept at 20C temperature to maintain anaerobic conditions for fermention.ethanol is prepared as a product of respiration of yeast and is separated by fractional...
  16. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    sorry i really did not read the question carefully,btw,thnx for reminding :cautious:
  17. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    in structural formula,arrangement is not considered like whether O and H are together or not,...and the formulae CnH2nO2 can be used to check for an isomer or to check whether the substance is carboxylic acid...
  18. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    if its nov01,34,the answe is D,....OH is not considered 2 be together while making molecular formula..this can be explained by the fact that carboxlic acid hane general formula CnH2nO2 or CnH2n+1COOH....
  19. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    Q19...I just altered the question to make my concept clear...........
  20. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    if its nov01,34,the answe is D,....OH is not considered 2 be together while making molecular formula..this can be explained by the fact that carboxlic acid hane general formula CnH2nO2 or CnH2n+1COOH....
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