Question

explain the statement " the atmospheric preassure is 1atm"

Answer 1

U may have heard of Pascal which is the SI unit of Pressure . 1 atm is called the normal atmospheric pressure which is equal to 1.05 ×10^5 Pascal ....hope it helped u

Answer 2

1 atm is called the pressure that air exerts at the normal temperature of 273 kelvin.
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