e. Raju wanted to measure the temperature of one of his friend, Science teacher
advised him to use mercury thermometer than an alcohol thermometer, why?
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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. Also, it has a shiny appearance and doesn't stick to the glass surface of glass.
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