Plasticine 46461

How many g of plasticine do we need to model a cube with an edge of 150 mm if 1 cm3 weighs 2.1 g?

Correct answer:

m =  7087.5 g

Step-by-step explanation:

a=150 mm cm=150:10  cm=15 cm ρ=2.1 g/cm3 V=a3=153=3375 cm3  m=V ρ=3375 2.1=7087.5 g

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