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31 January, 03:37

A hot air balloon holds 74,000 cubic meters of helium, a very noble gas with the density of 0.1785 kilograms per cubic meter. How many kilograms of helium does the balloon contain?

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  1. 31 January, 04:17
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    P=m/V

    Where p is density, m is mass, v is volume

    m=PV

    m=74000*0.1785

    m=13209kg
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