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The aluminum in a package containing 89 ft^2  of kitchen foil weighs approximately 19 ounces. Aluminum has a density of 2.70 g/cm^2. What is the approximate thickness of the aluminum foil in millimeters? ()?

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  • 9 months ago

    Thickness of Al foil.....

    D = m / V = 539g / (82684 cm^2 x T cm) = 2.7 g / 1 cm^3

    539 gcm^3 = 2.7g(82684T cm^3)

    T = (549 / 2.7 / 82684)cm

    T = 0.0025 cm ... or ... 0.025 mm

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