Question

Why mercury is used in thermometer ​

Answer 1

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Mercury is the only metal that is in liquid state at room temperature. It is used in thermometers because it has a high coefficient of expansion which makes it easy to move in the thermometers as per the temperatures. Mercury has a boiling point which makes it suitable to measure higher temperatures.

Answer 2

Answer:

because it has a high coefficient of expansion which makes it easy to move in the thermometer as per the temperature. Mercury has a boiling point which makes it suitable to higher temperature.

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