v=a*b*cv=3m*4,5m*2,5m
v=33,75m3
v = 33750dm3
33750dm3 powietrza------100%
xdm3 azotu-------------------78%
x = 26325dm3 azotu
v=26325dm3
d=1,146g/dm3
m=v*d
m=26325*1,146
m = 30168,45g azotu
m = 30,17kg azotu
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v=a*b*c
v=3m*4,5m*2,5m
v=33,75m3
v = 33750dm3
33750dm3 powietrza------100%
xdm3 azotu-------------------78%
x = 26325dm3 azotu
v=26325dm3
d=1,146g/dm3
m=v*d
m=26325*1,146
m = 30168,45g azotu
m = 30,17kg azotu