9999999999999999999999999999999999999999999999999999999999999
9999999999999999999999999999999999999999999999999999999999999
9999999999999999999999999999999999999999999999999999999999999
9999999999999999999999999999999999999999999999999999999999999
9999999999999999999999999999999999999999999999999999999999999
9999999999999999999999999999999999999999999999999999999999999
9999999999999999999999999999999999999999999999999999999999999
9999999999999999999999999999999999999999999999999999999999999
9999999999999999999999999999999999999999999999999999999999999
9999999999999999999999999999999999999999999999999999999999999
9999999999999999999999999999999999999999999999999999999999999
2KOH+SO2=K2SO3+H2O
Объяснение:
2KOH+SO2=K2SO3+H2O