SO3+H2O=H2SO4
H2SO4+BaCl2 → BaSO4 + 2HCl
AgNO3 + HCl → AgCl ↓+ HNO3
A-H2O Б-H2SO4 B-BaCl2 Г-HCl Д-AgCl
SO3+H2O=H2SO4
H2SO4+BaCl2 → BaSO4 + 2HCl
AgNO3 + HCl → AgCl ↓+ HNO3
A-H2O Б-H2SO4 B-BaCl2 Г-HCl Д-AgCl