Question

KNO3+Al(OH)3=
CrCl3+NaOH=
CaCl2+H2SO4=
H2S+Ba(NO3)2​

Answer 1

1)3KNO3 + Al(OH)3 → Al(NO3)3 + 3KOH

2)CrCl3 + 3NaOH → Cr(OH)3 + 3NaCl

3)CaCl2 + H2SO4 → CaSO4 + 2HCl

4)H2S + Ba(NO3)2 → BaS + 2HNO3