livejohn livejohn

19-07-2017
Chemistry

contestada

1. A substance has a volume of 2.6 × 10-1 m3 and a mass of 210 g. Determine the density of the sample and express your results in kg/m3 with appropriate scientific notation. Make sure to show all work.

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abdurrafay360 abdurrafay360

19-07-2017

210 g=2.1x10^-1 kg
SO
Density=mass÷volume
density=2.1x10^-1÷2.6x10^-1
density=21/26 or 0.8076923077 kg/m³

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