N(CH4)=V(CH4) / Vm=56 / 22,4=2,5 моль; M(CH4)=16 г/моль;
m(CH4)=n(CH4)*M(CH4)=2,5*16=40 г.
HCl+ NH2(CH2)5COOH=Cl[ NH3(CH2)5COOH]
NH2(CH2)5COOH+ NaOH=NH2(CH2)5COONa+ H2O
2NaOH+CO2=Na2CO3+H2O
6NaOH + P2O5=2Na3PO4
3NaOH+H3PO4=Na3PO4+3H2O
2NaOH+CuCl2=Cu(OH)2+2NaCl