Question

Which is there a low concentration of dye

Answer 1

Answer:

The correct answer will be option-at the bottom of the cup

Explanation:

In the given figure, the mixing of the dye in water has been shown which shows that dye in water gets mixes slowly.

The addition of the drop of dye from the top shows that dye has mixed in water not instantly but gradually so the dye in the given picture has not reached the bottom of the cup.

Since this dye is not present at the bottom of the cup, therefore, this option is the correct answer.

Answer 2

The part of the cup where there is low concentration of dye is ; at the bottom of the cup ( C )

   From the diagram attached it can be seen that the addition of the dye into the cup of water is slowly moving from top to bottom of the cup. and at the time when this picture was taken the part of the cup with a higher level of concentration is the top of the cup while the area with a low concentration is the bottom of the cup.

   Dye can be associated to being a pigment which colors the substrate in which it is applied on. but the difference between a dye and a pigment is that dyes chemically binds with the substrate to which they are applied on.

Hence we can conclude that The part of the cup where there is low concentration of dye is  at the bottom of the cup

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