Qualification > Sciences
Chemistry paper 6!!! HELP HELP :-0
A.Am:
--- Quote from: Naruto on May 12, 2009, 09:26:07 pm ---hey guyz i have one more question??? hope that this time i will also have a good feedbacks/respond...
the question is that
'a grass is crushed with sand and is than ground with enthanol until the solution is saturatred and grass contain green pigment chlorophyll' so the question is that "Suggest why the grass is ground with the ethanol rather than water??"
hope you guyz will answer me
thanx:)
--- End quote ---
Ans: because chlorophyll is more soluble in ethanol
Naruto:
@A.Am
thanx :)
@sweetest angel
the year is (Nov 2005 question no. 3)
yasser37:
I am really scared of the last q in every year
it's 6 marks and it's hard
If we get a hard one tomorrow then it will be bad
Naruto:
@ yasser37
i totally agree with you that question is sometime hard but if we study parcticle technique chapter and preparation of salt than it is easy!!
angell:
practical technique chapter??? whats that [oh nooo!!:(]
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