Iron has a density of 7.86 g/cm3. calculate the volume (in dl) of a piece of iron having a mass of 4.15 kg. note that the density is provided in different units of volume and mass than the desired units of volume (dl) and the given units of mass (kg).

Question

Jakob Huang

Chemistry

25 November, 02:53

Iron has a density of 7.86 g/cm3. calculate the volume (in dl) of a piece of iron having a mass of 4.15 kg. note that the density is provided in different units of volume and mass than the desired units of volume (dl) and the given units of mass (kg).

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Answers (1)

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Christopher Hutchinson · Answer 1

D = m / V V = m / D V = 4770 g / 7.86g/cm³ V = 606.9 cm³

V = 606.9 cm³ x (1 dL / 100 cm³) V = 6.069 dL

The answer, 6.07 dL, is reported to three significant digits due to the precision reported for the density.