When a drawing made with a black marker gets wet, the marker bleeds and more separates into several colors. what method of separation does this describe?

When a drawing made with a black marker gets wet, the marker bleeds and more separates into several colors. This type of separation can be described as chromatography.  The mobile phase is the black marker and carries components that have different rates of flow. that is why you see several colors in the ink.

yes

explanation:

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gas

explanation:

smoke is the matter of a gas