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  1. C

    help

    no its not missing
  2. C

    help

    no it is from chemistry matters
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    help

    Q.7 what deductions can be made from the following observations on a crystalline compund K? explain your answers A) when heated gently it gave off a colourless vapour that condensed on the side of the test tube. the liquid turned blue cobalt chloride paper pink B)K was dissolved in water the...
  4. C

    help me out guys

    challenge questions :end of chapter not mcqs ok
  5. C

    help me out guys

    please answer Q.2 also
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    help me out guys

    yes
  7. C

    help me out guys

    can u answer Q.7 and Q.8 of chemistry matters (topic: salt)
  8. C

    help me out guys

    Q.the graph shows how ph of the soil in a farmers field changed over a period of time. at which point A,B,C or D did the farmer apply lime to the field?
  9. C

    help me out guys

    hwe
  10. C

    help me guys

    what about Q.3 and Q.5
  11. C

    help me guys

    iron was added to H2SO4 AND IT WAS GENTLY WARMED..WHY THE MIXTURE WAS GENTLY WARMED? q.2 IRON DISSAPEARED AND A PALE GREEN SOLUTION WAS FORMED TELL ME WHY THE REACTION STOPPED? q.3 dISCUSS THE ADVANTAGES AND DISADVANTAGES OF MEASURING THE PH OF LEMON JUICE BY USING LITMUS PAPER OR BY USING PH...
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    Biology; Chemistry; Physics: Post your doubts here!

    it is the question from chemistry matters
  13. C

    need urgent chemistry help please

    BUT GUYS IT WILL PRODUCE WATER ALSO... THE QUESTION MENTIONS COPPER CHLORIDE AND CARBON DIOXIDE AS THE ONLY PRODUCTS
  14. C

    Biology; Chemistry; Physics: Post your doubts here!

    Re: Biology,Chemistry & Physics Help Available Here ! BUT IT WILL PRODUCE WATER ALSO... THE QUESTION MENTIONS COPPER CHLORIDE AND CARBON DIOXIDE AS THE ONLY PRODUCTS
  15. C

    need urgent chemistry help please

    Q When solid X is added to solution Y, copper(ii) chloride and carbon dioxide gas are formed. However, when solid Z is added to solution Y, zinc chloride and hydrogen are produced .Deduce the identities of X,Y and Z
  16. C

    Biology; Chemistry; Physics: Post your doubts here!

    Re: Biology,Chemistry & Physics Help Available Here ! Q When solid X is added to solution Y, copper(ii) chloride and carbon dioxide gas are formed. However, when solid Z is added to solution Y, zinc chloride and hydrogen are produced .Deduce the identities of X,Y and Z
  17. C

    anyone who scored an A* in engish

    thanks i have that book but i wanted some book where there are sample descriptive and narrative writing
  18. C

    anyone who scored an A* in engish

    suggest a book for english: good enough to help me secure a A or A*
  19. C

    anyone who scored an A* in engish

    well can anyone please give me sample narrative and descriptive essays and i wanted to ask how to score an A*.. though i have good english but yet i am a bit nervous as i percieve that to score an A* in english is something close to impossible.. help me out guys
  20. C

    anyone who scored an A* in engish

    i need help
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