1)CaC2+2H2O --> C2H2 + Ca(OH)2
2) 3C2H2 --> C6H6
3)C6H6 + HNO3 --> C6H5NO2 + H2O
K+H2O = KOH + H2
KOH+H2SiO3= H2O + <span>K2SiO3</span>
<span>K2SiO3 = K2O + SiO2</span>
K2O+H20= KOH + H2O
<span>KOH+NA2CO3= <span>K2CO3 + NAOH</span></span>
<span><span>K2CO3 + HCL = KCL + CO2+ H2O</span></span>
Найдем объем V(p-pa)=(66,8+133,2)/1,25=1,6л
w(H2SO4)=66,8/200=66,8\%
Молярная конц = m/(MV) =66,8/(98*1,6)=0,42моль/л
Нормальная = m/(ГэквV)=66,8/(49*1,6)=0,85
CuSO4+Zn=ZnSO4+Cu
n Cu=16/63.56=0.25 моль
n CuSO4=0.25 моль
n Zn =0.25 моль
m Zn=0.25*65.38=16.46 г
m CuSO4=0.25*159.55=39.88 г