December 2022 1 8 Report
Срочно, помогите пожалуйста решить. Отмечу ваш ответ, как лучший

1). ZnS + HNO3 = CaCl2 + KOH = NaOH + N2O5 = HCl + Cu(OH)2 =

2). HCl + K2CO3 = CaO + HNO3 = H2SO4 + KOH = H2SO4 + Zn =
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