Question 1196044
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Surely, it is not a Math question and is not a question for this site/forum.



You can find numerous professional and qualified answers in the Internet --- see, for example, these links


http://kidscorner.org/playlist/8-science/24-separating-dyes-in-water


https://www.quora.com/Which-method-of-separation-can-separate-coloured-dyes


https://chemistryclinic.co.uk/1-10-separation-techniques/



and many others there.