January 2019 0 21 Report
Uzupełnij współczynniki stechiometryczne.

a)...Cu +...O2 =...Cu2O
b)...Ch +...O2 =...Ch2O3
c)...H2 +...N2 =...NH3
d)...K +...Cl2 +...KCl
e)...Cu2O +...C =...Cu +...CO2
f)...H2 +...Cl2 =...KCL
g)...Cu +...NO2 =...Cu2O +...NO
h)...CH4 +...O2 =...CO2 +...H2O
i)...Pb +...O2 =...PbO
j)...N2O3 +...H2O =...HNO2
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