Oblicz ile tlenu znajduje się w pokoju 3m*4m*5m. Wynik podaj w m3 oraz w kg. Gęstość tlenu wynosi 1,43g/dm3.
V = 3m*4m*5m= 60m3
tlen to 21%:
0,21*60 =12,6m3
12,6m3 = 1260dm3
m = V*d
m = 1260dm3*1,43g/dm3 = 1801,8g = 1,8018kg ≈1,8kg
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V = 3m*4m*5m= 60m3
tlen to 21%:
0,21*60 =12,6m3
12,6m3 = 1260dm3
m = V*d
m = 1260dm3*1,43g/dm3 = 1801,8g = 1,8018kg ≈1,8kg