CO2 + BaO --> BaCO3
CO2 + Ba(OH)2 --> BaCO3 + H2O
2LiOH<span> + </span><span>FeSO4 =</span><span> </span><span>Li2SO4</span><span> + </span><span>Fe(OH)2</span><span>
</span>
<span>3Mg + N2</span>→<span>Mg3N<span>2
0.24*3=0.72 моль магния
0.72*24=17.28 гр магния</span></span>