How can I measure gas pressure?

1 Answer

There are many techniques to measure gas pressure.

For example, an instrument called the manometer uses a column of liquid to measure gas pressure.

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Some units that are used to measure gas pressure are: pascal, torr, bar, and psi (pounds per square inch). But the SI unit for pressure is the pascal (Pa), which is equal to one newton per square meter (N/m²).

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