Question

2. A barometer is an upside-down glass tube standing in a bath of a distilled water c.mercury b.ice chips d nitrous oxide​

Answer 1

Answer:

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A barometer is an upside-down glass tube standing in a bath of a distilled water :-

mercury barometer

Answer 2

Answer is C) Mercury

Explanation ; A Torricellian barometer (sometimes called a mercury barometer) is an inverted (upside-down) glass tube standing in a bath of mercury. Air pressure pushes down on the surface of the mercury, making some rise up the tube. The greater the air pressure, the higher the mercury rises.