Odpowiedź:
a=5m
b=4m
h=2,5m
d=1,2kg/m³ dla powietrza o temp. 20°C
V=a*b*h
V=5m*4m*2,5m
V=50m³
d=m/V
m-d*V
m=50m³*1,2kg/m³
m=60kg
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Odpowiedź:
a=5m
b=4m
h=2,5m
d=1,2kg/m³ dla powietrza o temp. 20°C
V=a*b*h
V=5m*4m*2,5m
V=50m³
d=m/V
m-d*V
m=50m³*1,2kg/m³
m=60kg