A rectangular piece of wood measures $4 c m$ by $6 c m$ by $8 c m$ and has a mass of $20 g$ . What is the density of the piece of wood?

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Solution

Given: Dimensions $= (4 \times 6 \times 8) c m$
Mass $= 20 g$
$D e n s i t y = \frac{M a s s}{V o l u m e}$
$\Rightarrow D e n s i t y = \frac{20}{4 \times 6 \times 8} g / c m^{3} = 0.104 g / c m^{3}$

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A rectangular piece of wood measures 4cm by 6cm by 8cm and has a mass of 20g. What is the density of the piece of wood?

Given: Dimensions =(4×6×8)cmMass =20gDensity=MassVolume⇒Density=204×6×8g/cm3=0.104g/cm3

A rectangular piece of wood measures $4 c m$ by $6 c m$ by $8 c m$ and has a mass of $20 g$ . What is the density of the piece of wood?

Given: Dimensions $= (4 \times 6 \times 8) c m$
Mass $= 20 g$
$D e n s i t y = \frac{M a s s}{V o l u m e}$
$\Rightarrow D e n s i t y = \frac{20}{4 \times 6 \times 8} g / c m^{3} = 0.104 g / c m^{3}$