Respostas

2014-03-12T23:24:34-03:00
A melhor resposta!
2014-03-12T23:28:32-03:00
N2=2.14=28g
CO2=12+32= 44g
C= 1.12= 12g
O= 2.16= 32g
HNO3=1+14+48= 63g
H= 1.1= 1g
N= 1.14=14g
O= 3.16=48g
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