В последнем изомере 2,2 метил бутан
25/2=12.5 моль
22.4*12.5=280 л
1)H2+S=H2S
2)H2+Cl2=2HCl
3)N2+3H2=2NH3
4)2H2+O2=2H2O
<span>C + O2 = CO<span>2
</span></span><span>2KOH(к) + CO2 = K2CO3 + H2O
</span><span>K2CO3 + Ca(OH)2 = CaCO3 + 2KOH
</span><span>CaCO3 + 2HCl = CaCl2 + CO2 + H2O</span>
H2N-CH(CH2OH)-COOH + H2N-CH(CH2SH)-COOH -->
H2N-CH(CH2OH)-CO-NH-CH(CH2SH)-COOH + H2O