Biology, asked by Anonymous, 1 year ago

how we separate pigments from leaves

Answers

Answered by HITLER11
1
We can separate pigments from leaves with the help of chromatography

HOPE IT HELPS U:))
-----Hitler
Answered by Mirnalini6
0
WHAT YOU NEED :

Green leaves from several different trees (Trees with a dramatic color change, like maples, work best)Beaker or drinking glassIsopropyl (rubbing) alcoholPlastic wrapChromatography or filter paper (you can use coffee filters)Pencil

WHAT TO DO :

Keep leaves from different trees separate and follow the steps below for each set of leaves, so you can compare results.

Tear the leaves into several pieces and place them in a beaker or glass, then add just enough rubbing alcohol to cover them. Cover the beaker with plastic wrap to keep the alcohol from evaporating.Put the beaker in a dish of hot tap water for about 30 minutes, until the alcohol turns green as the pigments from the leaves are absorbed into it.Cut a strip of filter paper about a half inch wide and tape it to a pencil. Suspend the pencil across the beaker and let the strip just barely touch the alcohol and pigment mixture.
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