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C. Describe how a manometer could be used to find the pressure of the laboratory gas supply.
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C. Describe how a manometer could be used to find the pressure of the laboratory gas supply.

User Mohammad H
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A manometer is a device similar to a barometer that can be used to measure the pressure of a gas in a vessel. An enclosed pressure gauge is a U-shaped tube with one arm closed, another arm that connects to the electricity to be measured, and a permanent liquid (usually mercury) in between.

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