We heat ink to obtain the coloured component (dye) in a watch glass (similar to a glass cup). The process involved here is and the component removed from ink is __.

Condensation, oil

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Evaporation, water

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Melting, water vapour

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Sublimation, water vapour

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Solution

The correct option is B
Evaporation, water

Ink is a mixture of a dye and water. When ink is heated, the water from the mixture slowly evaporates due to evaporation and we are left with the dye.

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Question 10

Paheli asked for a glass of water from Boojho. He gave her a glass of ice cold water. Paheli observed some water droplets on the outer surface of the glass and asked Boojho how these droplets of water were formed? Which of the following should be Boojho’s answer?

(a) Evaporation of water from the glass.

(b) Water that seeped out from the glass.

(d) Condensation of atmospheric water vapour.

We heat ink to obtain the coloured component (dye) in a watch glass (similar to a glass cup). The process involved here is ______ and the component removed from ink is ________.

We heat the ink to obtain the coloured component (dye) in a watch glass (similar to a glass cup). The process involved here is ______ and the component removed from ink-solution is ________.

Q. We heat ink (mixture of dye and water) to obtain the coloured component (dye) in a watch glass. The process involved here is ______ and the component removed from ink is ________.

Q. We heat ink to obtain the coloured component (dye) in a watch glass. The process involved here is and the component removed from ink is .

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We heat ink to obtain the coloured component (dye) in a watch glass (similar to a glass cup). The process involved here is ______ and the component removed from ink is ________.

The correct option is B Evaporation, water Ink is a mixture of a dye and water. When ink is heated, the water from the mixture slowly evaporates due to evaporation and we are left with the dye.

We heat ink to obtain the coloured component (dye) in a watch glass (similar to a glass cup). The process involved here is and the component removed from ink is __.

The correct option is B
Evaporation, water

Ink is a mixture of a dye and water. When ink is heated, the water from the mixture slowly evaporates due to evaporation and we are left with the dye.