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2014-06-18T14:18:51+08:00

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First, we need to find the volume V of the cube:
V = s³
   = 15³
V = 3,375 cm³

Then, convert 3.28kg to g :
3.28 kg    \frac{1000g}{1kg}   = 3,280 g

Compute for density:
d = m/v
   = 
 3,280 g / 3,375 cm³

d = 0.97 g/cm
³

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