physics

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What is the average density of Mars? Mass = 6.42 x1023 kg, radius = 3390 km.

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    Density=mass/volume
    Mass=6.42*10⊃23 kg
    Radius, r = 3390 km
    =3390000 m
    Volume = (4/3)πr³
    Density = ? kg/m³

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