Why mercury is used in barometer instead of water ?
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Answer:
because mercury remains liquid at room temperature
Explanation:
if it is winter,then water will become solid but mercury will remain liquid so it is used in barometer instead of water
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Answer:
Because of its characteristics difference.
Explanation:
Water will stick to any surface except some. But whereas Mercury dissent stick to any surface. Plus Mercury is the only liquid that expands while given heat.
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