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Answers: 1. (Single replacement) 2 Al + 6 HCl 2 AlCl3 + 3 H2 2. (acid/base) Ca(OH)2 + 2 HNO3 Ca(NO3)2 + 2 H2O 3. (Double replacement) ZnCl2 + H2S 2 HCl + ZnS (s) 4. (Decompostion) 2 NaClO3 2 NaCl + 3 O2 5. (Double replacement) Ba(NO3)2 + Na2CrO4 BaCrO4 (s) + 2 NaNO3 6. (Decomposition) ZnCO3 ZnO + CO2 7. (Synthesis) 2 K + F2 2 KF 8. (acid/base) Fe(OH)3 + H3PO4 FePO4 + 3 H2O 9. (Single replacement) 2 Na + 2 HNO3 2 NaNO3 + H2

10. (Single replacement) No reaction 11. (Single replacement) No reaction 12. (Synthesis) S + O2 SO2 13. (Double replacement) Na2SO4 + BaCl2 BaSO4 (s) + 2 NaCl 14. (Single replacement) No reaction 15. (Double replacement) CaCO3 + 2 LiCl Li2CO3 + CaCl2 16. (Synthesis) Cl2 + Br2 2 BrCl 17. (Single replacement) Mg + 2 HCl MgCl2 + H2 18. (Decomposition) 2 HgO 2 Hg + O2 19. (Double replacement) (NH4)3PO4 + AlCl3 AlPO4 (s) + 3 NH4Cl 20. (Synthesis) 2 Ca + O2 2 CaO 21. (Single replacement) 3 Ca + 2 H3PO4 Ca3(PO4)2 + 3 H2 22. (Double replacement) CaCl2 + 2 NH4OH Ca(OH)2 + 2 NH4Cl

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23. (Single replacement) No reaction 24. (Double replacement) 2 NaCl + K2CrO4 Na2CrO4 + 2 KCl 25. (Double replacement) CaCO3 + 2 HCl CaCl2 + H2CO3 26. (Double replacement) 2 NH4C2H3O2 + FeCl2 2 NH4Cl + Fe(C2H3O2)2 27. (acid/base) Pb(OH)2 + 2 HCl PbCl2 + 2 H2O 28. (Double replacement) KI + NH4NO3 KNO3 + NH4I 29. (Double replacement) Ag2S + 2 HCl 2 AgCl (s) + H2S 30. (Synthesis) 2 Na + Cl2 2 NaCl 31. (Decomposition) Ca(OH)2 CaO + H2O 32. (Single replacement) No reaction 33. (Single replacement) Cl2 + 2 LiBr 2 LiCl + Br2 34. (Double replacement) SrCO3 + 2 HNO3 Sr(NO3)2 + H2CO3 35. (Double replacement) 3 MgCO3 + 2 H3PO4 Mg3(PO4)2 (s) + 3 H2CO3 36. (Double replacement) Al2(SO3)3 + 6 HCl 2 AlCl3 + 3 H2SO3 37. (Decomposition) BaCO3 BaO + CO2 38. (Combustion) CH4 + 2O2 CO2 + 2H2O 39. (Acid-base) H2SO4 + 2NaOH Na2SO4 + 2H2O 40. (Acid-base) HBr + LiOH LiBr + H2O 41. (Acid-base) 2HClO4 + Ba(OH)2 Ba(ClO4)2 + 2H2O 42. (Combustion) C3H8 + 5O2 3CO2 + 4H2O

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Microsoft Word - reaction prediction

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