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How was Chemistry P34?
dont worry man i think a difference of +-2 is acceptable my supervisor reading was 21 i got 20.9 as rough(rough titration must be greater thn the final value) and i got 20.7 twice and 20.6 as the last one..... so ticked the 20.7 and used it in further calculations -
How was Chemistry P34?
man i cudnt even conclude name of one salt frm the tests we did..... so i carried out seperate tests for zinc, lead and iodide myself with naoh agno3 and ammonia but still got sulfate wrong :/ -
AS Chemistry Practical - Paper 34
WTH!!!!!1 WERE WE SUPPOSED TO CARRY TESTS WITH ETHANOL ETHANAL AND ETHANOIC ACID OR JUST HAD TO WRITE THE REAGANTS???????????/// -
How was Chemistry P34?
fb5 was naoh fb6 feso4 fb7 mixture of znNo3 and KI fb8 was lead nitrate fb9 was na2so4 cnfirmed frm a supervisor -
How was Chemistry P34?
yeah man i wrote that too..... and are you sure about the ethanol ethanal and ethanoic acid one ??? -
How was Chemistry P34?
how to differntiate between ethanol ethanal and ethanoic acid in frst reagant i wrote sodium as it wont react with ethanal but will react with acid and alcohol in 2nd reagant i wrote k2cr207 add it to acid and alcohol it will react with alcohol but not with acid and also wrote dont react with... -
How was Chemistry P34?
i wrote percentage error is greater in measuring cylinder therefore more error in conc of fb2 is it write????????????? -
chemistry practical 34.how was it????
fb5 was naoh fb6 feso4 fb7 mixture of znNo3 and KI fb8 was lead nitrate fb9 was na2so4 cnfirmed frm a supervisor -
How was Mechanics Paper 42!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
http://dynamic-marketing.blogspot.com/2013/05/cie-mechanics-paper-4-mayjune-2013-all.html here are all the solved answers for paper 42..... thanks to scalar :) -
How was Mechanics Paper 42!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
depends on the grade threshold..... in paper 12 threshold might be low as 55 outta 75. but in paper 42 grade a threshold may range from 35 to 44 so cant assure you whether you can get an A or not.... best of luck -
AS Physics (9702) Paper 22 Answers and Discussion
i wrote friction between generator and turbine and energy lost as sound in generator are they correct? -
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How was Mechanics Paper 42!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
its correct coz u had to show the velocity was constant -
How was Mechanics Paper 42!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
guys which area we had to shade in q6 part 2 -
How was Mechanics Paper 42!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
i also found area under the graph till t=20 and wat about 2nd part of q6 which part did you shade? -
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How was Mechanics Paper 42!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
the gain in potential energy and work done against resistance was equal to 1150 so change in kinetic energy is zero and speed at B was equal to speed at A... PLEASE CORRECT ME IF I AM WRONG -
How was Mechanics Paper 42!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
in question six last part i did find the accelration and applied s=ut+1/2 at^2 but didnt knew what to do next what do you think how much marks will i get out of 6 ? -
How was Mechanics Paper 42!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
ok coming towards question six which part of the graph did you shade..... i did the last part from t=20 to 26