Question

KOH + HNO3=
KOH + N2O5=
KOH + Cu (NO3) =
Pb (OH)2 =

Answer 1

KOH + HNO3 = KNO3 + H2O

2KOH + N2O5 = 2KNO3 + H2O

2KOH + Cu(NO3)2 = 2KNO3 + Cu(OH)2

Pb(OH)2 -> PbO + H2O