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9 July, 16:21

A copper block weighs 1,142 g. Its dimensions are 8 cm by 4 cm by 4 cm. To the nearest hundredth, what is the density of copper?

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  1. 9 July, 16:40
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    d=m/v

    v=8 x 4 x 4

    =128

    1142/128

    =9.921875

    =8.92g/cm³
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