Determine what is the air pressure in the box

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An airtight box having a lid with an area of 14.0in2 ( 90.32cm2 ) is partially evacuated. If a force of 116.0lb ( 515.99N ) is required to pull the lid off the box and the outside atmospheric pressure is 16.3lb/in2 ( 112384.00Pa ), what is the air pressure in the box?

Reference no: EM13545987

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