What is meant by the statement 'the atmospheric pressure at a place is 76 cm of Hg'? State its value in Pa.
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The statement 'the atmospheric pressure at a place is 76 cm of Hg' means that the atmospheric pressure at that place is equal to the pressure due to mercury column of height 76 cm . The value of 76 cm of Hg = 1.013 x 105 Pa.
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