Question

what is normal atmospheric pressure​

Answer 1

Answer:

Atmospheric pressure, also known as barometric pressure, is the pressure within the atmosphere of Earth. The standard atmosphere is a unit of pressure defined as 101,325 Pa, which is equivalent to 760 mm Hg, 29.9212 inches Hg, or 14.696 psi.

Explanation:

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Answer 2

Hey mate here is Your answer;

Standard air pressure at sea level is 1 atmosphere, or 1 atm. This is the standard value, but it will not always equal this value due to changes in weather.

1 atm = 760 mm of Hg or 76 cm of Mercury.

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