What is chemical mercury????
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Answer:
mercury is a chemical elements which is used in many scientific purpose such as thermometer and barometer.
Explanation:
sign of mercury is Hg which atomic number is 80 and atomic mass is almost 200
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because it has high coefficient of expansion. ...
Explanation:
Most metals are good conductors of heat and they are solids at room temperature. Mercury is the only one in liquid state at room temperature. It's used in thermometers because it has high coefficient of expansion. ... It also has a high boiling point which makes it very suitable to measure higher temperatures.
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