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Calculate the pressure (in pascals and atmospheres) exerted by a mass of 1.0 kg pressing through the point of a pin of area 1.0 x 10-2 mrrr' at the surface of the Earth. Hint. The force exerted by a mass m due to gravity at the surface of the Earth is mg, where g is the acceleration of free fall (see endpaper 2 for its standard value).

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