33) V=0.043 м3 ро=700 кг/м3
m=po*V=700*0.043=30 кг
34) V=1*0.6*0.05=0.03 м3
m=1.2кг po=m/V=1.2/0.03=40 кг/м3
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33) V=0.043 м3 ро=700 кг/м3
m=po*V=700*0.043=30 кг
34) V=1*0.6*0.05=0.03 м3
m=1.2кг po=m/V=1.2/0.03=40 кг/м3
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