Find the weight of 10 cubes of iron each with edge 5cm, if 1 cm3 of iron weighs 10g.

 

Find the weight of 10 cubes of iron each with edge 5cm, if 1 cm3 of iron weighs
10g.
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1 Answer

kube with eech side=5 cm, volume=5^3=125 cc

10 such kubes=1250 cc or 1.25 liters

iron density=7.87=7.87 gram per cc

7.87*1250cc=9,837.5 gram =9.84 kg=or bout 22 pounds
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