Объяснение:
Na -> NaOH -> Na2SO3 -> H2SO3
2Na + 2H2O = 2NaOH + H2
2NaOH + SO2 = Na2SO3 + H2O
Na2SO3 + 2HCl = 2NaCl + SO2 + H2O
Объяснение:
Na -> NaOH -> Na2SO3 -> H2SO3
2Na + 2H2O = 2NaOH + H2
2NaOH + SO2 = Na2SO3 + H2O
Na2SO3 + 2HCl = 2NaCl + SO2 + H2O