Chemistry, asked by manideep7652, 1 year ago

After heating blue ink what is the residue left on the watch glass

Answers

Answered by geetamaharana

31

After heating ink it lefts a blue or black dye which may decompose on direct heating

Answered by akPUSHPRAJ

2

Answer:

blue dye is left on the watch glass, which can be further separated

by chromatography

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