September 2018 2 5 Report

dobierz współczynnik sterchiometryczne ,wskaż substraty i produkty ;zadanie z Chemi jak coś . xddd

a/2Al +0 2 = al2o3
b/fe2o3+h2= fe+h2o

c/cu2o+c=cu+CO2

d/k+CuSO4=Cu+K2SO4

E/CaCO3=CaO+CO2

F/Pb+O2=PbO

G/NH3+O2=N2+H2O

h/N2O3+H2O=HNO2

i/H2+N2=NH3

J/Li+O2=Li2O


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