Question

the atmospheric pressure reaches 76 cm of Hg at sea level . if the atmospheric pressure decreases approximately 10 mm Hg as we rise up 120 m above sea level . the height of a hill which the reading of mercury barometer at its top was 70 cm Hg is

Answer 1

Answer ❤️

Pressure at sea level is equal to 760mm of HG columns. Therefore, we can say that; at standard sea level conditions , the atmospheric pressure is equal to 76cm of HG column.

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