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  1. Z

    Chemistry: Post your doubts here!

    Got 37 in both,i hope some questions from past papers are repeated tomorrow. :/
  2. Z

    Chemistry: Post your doubts here!

    Did someone else too found March 16 and 17 chem p1s really really easy?
  3. Z

    Chemistry: Post your doubts here!

    thanks man,got it.
  4. Z

    Chemistry: Post your doubts here!

    I am confused wouldnt alcohol react with ester group as well forming carboxylic acid salt and alcohol? :/
  5. Z

    Chemistry: Post your doubts here!

    Can someone please explain to me Q1,Q34 and Q40 from this paper.http://studyguide.pk/Past%20Papers/CIE/International%20A%20And%20AS%20Level/9701%20-%20Chemistry/9701_s07_qp_1.pdf
  6. Z

    Chemistry: Post your doubts here!

    How can i post images here,i have got some queries
  7. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    in the preceding part i calculated mass using an incorrect method which came as 1.0g and my measured mass was 1.9g in first part so i calculated % diff as 1/1.9*100=52.6% will i be getting ecf as i used the same % in the second q as well :( so worried
  8. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    i have heard 34 gonna be tougher than 33 this year btw.
  9. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    Last time was 21/40 for an A damn thats really low.
  10. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    Means if you get around 30 in P3 out of 40,you get 22.5/30.Right?
  11. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    Thanks,hopefully all goes well. what are total marks for AS?
  12. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    I feel very confused,losing three marks in Q1.Max 2 in Q2 it went really good and only where i can lose some in Q3 is in anions observations,rest of Q3 was perfect. Dont know about accuracy marks :( feel bad.
  13. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    I got the exact same titre as you
  14. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    there was an equation given by student in q2 and we had to tell why was it wrong,did we have to prove that using Mr? Because 1 :1 ratio was giving 40g of decomposition product rather than 50 . sth
  15. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    I feel kinda confused about how the paper went,not sure how many i am going to get.
  16. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    FA6 or Fa7 which one had lower ph?
  17. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    i think i multiplied it by 4 the no of moles,dammit.Took volume as 250 instead.
  18. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    what volume did we have to use?
  19. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    what did you assume about the impurities?
  20. Z

    CHEMISTRY PAPER 3 DOUBTSS!!

    I am not sure about third because i might have messed up in that,rest is same as mine.
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