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mN2O3=2*14u+3*16u=76u
2 N2 + 3 O2----->2 N2O3
a)
4*14g azotu------2mole N2O3
2,8g azotu--------x moli
x=2,8*2/56
x=0,1mola N2O3
b)
4*14g azotu------2*76g N2O3
2,8g azotu--------x g
x=2,8*152/56
x=7,6g N2O3
c)
56g azotu-------2*22,4dm3 N2O3
2,8g azotu--------x dm3
x=2,8*44,8/56
x=2,24dm3 N2O3
d)
4*14g azotu------2*6,02*10^23 cząst. N2O3
2,8g azotu-----------x cząst.
x=2,8*2*6,02*10^23/56
x=0,6*10^23 cząst.N2O3