Răspunsuri

2014-01-14T21:07:37+02:00
2014-01-14T21:17:55+02:00
M=300g
v=?
d=2700kg/m3

d=m/v=v/0.3kg=2700
v=0.3x2700=810cm3=0.810m3
R.: 0.810m3
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