Zn+HCl CuO+HCl NaOH+HCl Cu(OH)2+HCl Na(2))Co(3))+HCl

Question

Zn+HCl CuO+HCl NaOH+HCl Cu(OH)2+HCl Na(2))Co(3))+HCl

Answer 1

Zn+2HCl=H_2 +ZnCl_2

2CuO+HCl= H_2O+CuCl_2  

Na_2CO3+2HCl=2NaCl+ H_2CO_3