Question

prosze niech ktos pomoze musze to miec zrobione ​

Answer 1

a) CaCl2--H2O--->Ca2+ +2Cl-

b) NaCl--H2O--->Na+ +Cl-

c) K2CO3--H2O--->2K+ +CO3 2-

d) K2S--H2O--->2K+ +S2-

e) CuSO4--H2O--->Cu2+ +SO4 2-