a: \(n_{N_2}=\dfrac{0.6}{28}\)
V=0,6/28*22,4=0,48(lít)
b: \(n_{NO2}=\dfrac{8.96}{22.4}=0.4\left(mol\right)\)
\(m_{NO_2}=0.4\cdot\left(14+16\cdot2\right)=18.4\left(g\right)\)
\(a)n_{N_2}=\dfrac{0,6}{28}=\dfrac{3}{140}mol\\ V_{N_2}=\dfrac{3}{140}\cdot22,4=0,48l\\ b)n_{NO_2}=\dfrac{8,96}{22,4}=0,4mol\\ m_{NO_2}=0,4.46=18,4g\)