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Ecuatie chimica ex 2

Ecuatie Chimica Ex 2 class=

Răspuns :

[tex]2K^{0}+2H^{+1} _{2}O => 2K^{+1} OH + H_{2} ^{0}[/tex]

semireactiile:

K(0) __-e-__> K(+1) oxid. (ag. red.)

H(+1) _ +e-__> H(0) red. (ag. ox.)