Odpowiedź:
a=8cm
m=512g
d1=1,2g/cm³
V=a³
V=(8cm)³
V=512cm³
d2=m/V
d2=512g/512cm³
d2=1g/cm³
x=d1/d2
x=1g/cm³/1,2g/cm³=0,83
y=1-0,83
y=0,17=17%
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Odpowiedź:
a=8cm
m=512g
d1=1,2g/cm³
V=a³
V=(8cm)³
V=512cm³
d2=m/V
d2=512g/512cm³
d2=1g/cm³
x=d1/d2
x=1g/cm³/1,2g/cm³=0,83
y=1-0,83
y=0,17=17%