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a fost răspuns

Corectati greselile :
1) 2Al Cl3+6KOH=2Al(OH)3+3KCl
2) K+2H2O=2KOH +JUMATATE H2
3) Ca + 2O2=Ca 02

Răspuns :

Mirceavaman
AlCl₃ + 3KOH -> Al(OH)₃ + 3KCl
K + H₂O -> KOH + [tex] \frac{1}{2} [/tex]H₂
2Ca + O₂ -> 2CaO sau Ca + [tex] \frac{1}{2} [/tex]O₂ -> CaO

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