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CHEM P6

d question was: A student investigated the green colour in grass. The student followed these instructions. 1 Cut the grass into small pieces and crush the grass by grinding with sand and ethanol. 2 Decant the liquid. 3 Investigate which colours are present in the green solution. Outline how the...
- ironman
- Post #10
- May 24, 2011
- Forum: O-Levels / GCSEs / IGCSE
I
CHEM P6

another question i was solving a question on chromatography..nd d mark scheme says: "use of (named) solvent (1) not water" so wat would d solvent be??
- ironman
- Post #8
- May 24, 2011
- Forum: O-Levels / GCSEs / IGCSE
I
CHEM P6

guys wat does d term "decant" mean??
- ironman
- Post #6
- May 24, 2011
- Forum: O-Levels / GCSEs / IGCSE
I
Eco Paper 32 hrlp needed!!!!

prash....ja ke padai kar!!!
- ironman
- Post #8
- May 22, 2011
- Forum: O-Levels / GCSEs / IGCSE

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