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Completati ecuatiile reactiilor chimice:
NaOH+CuCl2 ---> 
Ca + H2O--->
K+H2O------> 


Răspuns :

2NaOH + CuCL2 = Cu(OH)2 + 2NaCl 
Ca + 2H2O = Ca(OH)2 + H2
2K + H2O = 2KOH + H2