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  1. anastasia grey113

    Chemistry: Post your doubts here!

    no wait wut? lol idk now m confused cuz Mr was different for all so moles were different
  2. anastasia grey113

    Chemistry: Post your doubts here!

    ohhhhhhhh yh now i get it lol shiz m defo getting a 23 now
  3. anastasia grey113

    Chemistry: Post your doubts here!

    yh but AlCl3 was more positive so wasnt it post to be more effective?
  4. anastasia grey113

    Chemistry: Post your doubts here!

    well from the trend i could make out that the more opposite the charge was, the lesser the amount was required to ppt. it and AlCl3 had the highest amount becuz Fe was positively charged while arsenic was negative so the most positive had to be the most effective and required least mass
  5. anastasia grey113

    Chemistry: Post your doubts here!

    wait in the table the numbers were increasing downwards right?
  6. anastasia grey113

    Chemistry: Post your doubts here!

    ik plz pray for that
  7. anastasia grey113

    Chemistry: Post your doubts here!

    but that was for iron which was positively charged aint it?
  8. anastasia grey113

    Chemistry: Post your doubts here!

    well i wrote the same but idk most of us wrote AlCl3 too
  9. anastasia grey113

    Chemistry: Post your doubts here!

    yh n if the atmospheric pressure had been lower, the water will take lesser temp to reach that pressure oh my god yes my answers correct lol
  10. anastasia grey113

    Chemistry: Post your doubts here!

    i used burette it was 5
  11. anastasia grey113

    Chemistry: Post your doubts here!

    really? yh i think u r right now that u say it idk man
  12. anastasia grey113

    Chemistry: Post your doubts here!

    well i dont think so i think the results were post to be completely opposite for arsenic since it had the opposite charge if it had least amount in a positively charged iron sol it was post to be the opposite in negatively charged arsenic idk thaz my opinion
  13. anastasia grey113

    Chemistry: Post your doubts here!

    yh lol u can ive heard abt ppl getting Cs in p3 n getting A*s later on n p3 has the same weightage
  14. anastasia grey113

    Chemistry: Post your doubts here!

    yh lol u can ive heard abt ppl getting Cs in p3 n getting A*s later on n p3 has the same weightage
  15. anastasia grey113

    Chemistry: Post your doubts here!

    yh well thaz wut my friends said yh same n idk but i found it slightly trickier than mj 2017 n it had a threshold of 24 so i think itll be lower than that this time
  16. anastasia grey113

    Chemistry: Post your doubts here!

    The pressure was high tho i wrote low -.-
  17. anastasia grey113

    Chemistry: Post your doubts here!

    ohhhhhh its ok just make up for wut u lost in p4 n pray that the threshold for p5 is low but considering the variety of mistakes all of us have made, i think it may be lower than 24
  18. anastasia grey113

    Chemistry: Post your doubts here!

    well the change was too small to be measured with it so had to use a probe
  19. anastasia grey113

    Chemistry: Post your doubts here!

    lol idk man i wrote no effect so mine was wrong anyway :/
  20. anastasia grey113

    Chemistry: Post your doubts here!

    AlCl3 wbu?
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