What is the magnitude of the force required to pull

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An airtight box has a removable lid of area 1.11E-2 m2 and negligible weight. The box is taken up a mountain where the air pressure outside the box is 8.58E+4 Pa. The inside of the box is completely evacuated. What is the magnitude of the force required to pull the lid off the box?

Reference no: EM13543145

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