5C + 4HNO3 → 5CO2 + 2H2O + 2N2
4Li+О2=2Li2O
Li2O+Н2О=2LiOH
<span>LiOH+НNO3 =LiNO3 +Н2О</span>
A) KHSO4 = K[+] + HSO4[-]
NaHSO4 = Na[+] + HSO4[-]
Ca(HSO4)2 = Ca[2+] + 2HSO4[-]
б)(CuOH)Cl = CuOH[+] + Cl[-]
(CuOH)NO3 = CuOH[+] + NO3[-]
(CuOH)Br= CuOH[+] + Br[-]
в) Na2CO3 = 2Na[+] + CO3[2-]
K2CO3 = 2K[+] + CO3[2-]
Li2CO3 = 2Li[+] + CO3[2-]
Msoli=80*0.1=8g
msoli2=80*0.15=12g
12-8=4g