September 2018 2 28 Report

Potrzebne na teraz! Zbilansuj równania reakcji chemicznych:
Mg + O2 -> MgO
b) Na2O + HCl -> NaCl + H2O

c) HgO -> Hg + O2

d) N2 + O2 -> NO

e) K + Br2 -> KBr

f) Fe + O2 -> FeO

g) Fe + O2 -> Fe2O3

h) Ca + O2 -> CaO

i) N2 + O2 -> N2O5

j) Li + O2 -> Li2O
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