\(n_{N_2}=\dfrac{3.10^{23}}{6.10^{23}}=0,5\left(mol\right)\)
\(V_{N_2\left(đktc\right)}=n.22,4=0,5.22,4=11,2\left(l\right)\)
+) \(n_{CO_2}=\dfrac{m}{M}=\dfrac{9,9}{44}=0,225\left(mol\right)\)
\(V_{CO_2\left(đktc\right)}=n.22,4=0,225.22,4=5,04\left(l\right)\)
+) \(V_{O_2\left(đktc\right)}=n.22,4=3.22,4=67,2\left(l\right)\)