Question

помогитt K--->KOH-->KCL--->KNO3

Answer 1

2K + 2H2O = H2 + 2KOH
KOH + HCl = H2O + KCl
2KCl + Pb(NO3)2 = 2KNO3 + PbCl2

Answer 2

2K + 2H₂O = 2KOH + H₂
KOH + HCl = KCl + H₂O
KCl + AgNO₃ = AgCl + KNO₃