Tiny bubbles seen on the surface of boiling water represent:

Water contains Nitrogen and it escapes when water is heated.

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Water does not contain air.

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Impurities are dissolved in water and it escapes when water is heated.

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Air is dissolved in water and it escapes when water is heated.

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Solution

The correct option is D
Air is dissolved in water and it escapes when water is heated.

Air is dissolved in water and it escapes when water is heated and therefore tiny bubbles are seen on the surface of boiling water.

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Tiny bubbles seen on the surface of boiling water represent:

The correct option is D Air is dissolved in water and it escapes when water is heated. Air is dissolved in water and it escapes when water is heated and therefore tiny bubbles are seen on the surface of boiling water.

The correct option is D
Air is dissolved in water and it escapes when water is heated.

Air is dissolved in water and it escapes when water is heated and therefore tiny bubbles are seen on the surface of boiling water.