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#1 #2 #3 · PDF file#10 #11 #12 Fe + O2 Fe2O3 Mg+HCl H2 + MgCl2 KClO3 KCl + O2 #13 #14 #15 Na + Br2 NaBr Na + Cl2 NaCl H2O2 H2O + O2 #16 #17 #18
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