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Yeh stevie G!

is a transistor a semi conductor? cause im finding it difficult answering a question on the impact of the application of semi conductors on both society and the environment

I need help extracting pigments from leaves using paper chromatography. I'm having difficulty finding a solvent to use ( does kerosene or vinegar work?) and finding a method used to extract the pigment. PLease help thank you

Yeh, thanks for the link. I'm still confused as to what to use for the solvent. Can i use kerosene or vinegar? ps. I see you watch Death Note

Hey, im doing a experiment involving paper chromatography involving leavesand i was wondering what solvents to used and where to buy them if so. Thanks for your time