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Chemistry: Post your doubts here!
Oct 2008 - Q26 - We need to form the reagents C6H5CH2COOH and C2H5OH. In all options the reagents form C6H5CH2OH xept in c -
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Physics: Post your doubts here!
Q4- The diameter is 3.81. To find area 3.81/2 = radius wich is 1.9. and then pi *radius (square) -
Chemistry: Post your doubts here!
May 2008 - Q26 - the alcohol is HO-CH2-CH2-CH2-CH2-OH. This is becaus only primary alcohols get oxidised to acids. secondry and tertiary alcohols dont. hence OH is at 1st and 4th carbon so its C. -
Chemistry: Post your doubts here!
May June 2008 - Q7 - Aluminium is a metal so metalic bond but phosphoros is a non metal and has covalent bonds so not A. Argon is monatomic and chlorine is diatomic so not B. Magnesium is a meta sulphur is non metal so different bonds. Sulphur and chlorine are both non metals with covalents... -
Chemistry: Post your doubts here!
use all elements Ar given. Replace X using the elements given and find the mole ratio! -
Physics: Post your doubts here!
in paper 5 graph question .. do we hav 2 extrapolate the graph till origin or just til the points? i have no teacher so i need help !! :rolleyes: and how many significant figures for all answers? -
Physics: Post your doubts here!
wow thats just like my grades in AS :LOL: -
Chemistry P41 How was it?
heyy dont worry man! m cnsidered a genius and yeah even i got the same value so ur right ;) t -