Question

помогите пожалуйста ​

Answer 1

Ответ:

1) 2Ca + O₂ = 2CaO

2) CaO + H₂O = Ca(OH)₂

4) Ca + Cl₂ = CaCl₂

5) CaO + 2HCl = CaCl₂ + H₂O

6) 3Ca(OH)₂ + 2AlCl₃ = 3CaCl₂ + 2Al(OH)₃

7) CaCl₂ + 2AgNO₃ = Ca(NO₃)₂ + 2AgCl

8) Ca(NO₃)₂ + Na₂CO₃ = CaCO₃ + 2NaNO₃

9) CaCO₃ = CaO + CO₂