Oblicz objętość w warunkach normalnych :
a) 6 moli tlenu O2
b) 1 kg azotu N2
c) 200mg He
1mol O2-----22,4dm3
6moli O2-----xdm3
x = 134,4dm3
mN2=28g
28g N2-------22,4dm3
1000g N2------xdm3
x = 800dm3
mHe=4u
4g He-------22,4dm3
0,2g He------xdm3
x = 1,12dm3
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a) 6 moli tlenu O2
1mol O2-----22,4dm3
6moli O2-----xdm3
x = 134,4dm3
b) 1 kg azotu N2
mN2=28g
28g N2-------22,4dm3
1000g N2------xdm3
x = 800dm3
c) 200mg He
mHe=4u
4g He-------22,4dm3
0,2g He------xdm3
x = 1,12dm3