a) 36/12=3g/cm3
b) 5l =5dm3=5000cm3
4,5kg=4500g
d=4500/5000=0,9g/cm3
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a) 36/12=3g/cm3
b) 5l =5dm3=5000cm3
4,5kg=4500g
d=4500/5000=0,9g/cm3