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Scrie EMC, EIC, EIR :
a) KOH + H 2 SO 4 =________________________
b)Na2CO3+HCl=_______________________

Răspuns :

Victoriaviktoria14ask

Răspuns:

a)(EM)2KOH+H2SO4=2H2O + K2SO4

(EIC) 2K++2OH-+2H++SO42-=2H2O+2K++SO42-

(EIR) 2OH-+2H+=2H2O

b)(EM) Na2co3+2HCl=CO2+H20+2NaCl

(EIC) 2Na++CO32-+2HCl=CO2+H20+2Na++2Cl-

(EIR)CO32-+2HCl=CO2+2Cl-

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