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1 _______________ Mrs. Day-Blattner Chemistry Date___________ Balancing Chemical Equations Balance the following chemical equations. Show your “inventory” of the atoms in the space below the equation. Write your final answer for each coefficient on the line given, no need to write 1. Classify each reaction. (Combustion, Synthesis, Decomposition, Single Replacement, Double Replacement.) 1. ___SiCl4(l) + ___H2O(l) ___SiO2(s) + __HCl(aq) 2. ___As(s) + __NaOH (aq) __Na3AsO3(aq)+ ___H2(g) 3. ___Au3S3(s) + ___H2(g) 4. ___V2O5(s) + ___HCl(aq) 5. ___Hg(OH)2(aq) + ___H3PO4(aq) ___Au(s) + __H2S(g) ___VOCl3(aq) + __H2O(l) ___Hg3(PO4)2(aq) + __H2O(l) ___SiF4(l) + __H2O(l) 6. ___SiO2(s) + ___HF(g) 7. ___Zn(s) + ____HCl (aq) _____ZnCl2(aq)+ ___H2(g) 8. ___HClO4(aq) + ___P4O10(s) 9. ___N2(g) + ___O2(g) 10. ___NH4NO3(s) ___ H3PO4(aq) + ____Cl2O7(aq) + ____H2O(l) ____N2(g) ___HNO3(aq) + ___O2(g) + _____H2O(l)