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A piece of wood has a mass of 40 g and volume of 60 cm3. What is the density of the wood?

100 g/cm3
2400 g/cm3
.67 g/cm3
1.5 g/cm3

1 answer

density = mass / volume

hint ... the density of water is 1 g/cm^3
... most wood floats , so the density is probably less than water

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