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musiclover10045

for #2 the volume of a cube is V=S^3

 so it V= 8^3 = 512cubic cm

m = 5.6/512 = 0.011 kg/cm^3


#3 is correct

Emerson0814

question 2 the volume of a cube is V=S^3. question 3 is right is correct. nice handwriting btw

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