Решить na→naoh→nacl→nano3 ↓ nao→naoh→na2so4→nacl - вопрос №324422235800 от koliakhotyn 15.10.2022 20:41

Question

Химия: Решить na→naoh→nacl→nano3 ↓ nao→naoh→na2so4→nacl cu→cuo→cuso4→cu(oh)2→cuo→cu

koliakhotyn · Answer

2Na + 2H2O 2NaOH + H2NaOH + HCl --- NaCl + H2ONaCl + AgNO3 NaNO3 + AgCl4Na + O2 2Na2ONaO + H2O 2NaOH2NaOH + H2SO4 Na2SO4 + 2H2ONa2SO4 + BaCl2 BaSO4 + 2NaCl2Cu + O2 2CuOCuO + SO3 CuSO4CuSO4 + 2KOH --- K2SO4 + Cu(OH)2Cu(OH)2 CuO + H2O2CuO 2Cu + O2...