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Balaiio reguntas y problemas 7.16 B 7.1 Balancea las siguientes ecuaciones a) N2(g) + O2(g)-→ NO(g) ) HgO(s)-→ Hg(l) + O2(g) d) c) Fe(s) + O2(g)-→ Fe2O3(s) d) Na(s) + Cl2(g)-→ NaCl(s) e) Cu20(s) + O2(g)-→ CuO(s) 7.12 Balancea las siguientes ecuaciones: a) Ca(s) + Bro()CaBr2(s) 7.17 Es co de a) b) PAS) + 02(g)-→ P4010(s) c) C4H8(g) + 02(g)-→ CO2(g) + H2O(1) d Sb2S3(s) HCIKac)SbCl3(s) H2S(g) e) Fe3O3(s) + C(s)-→ Fe(s) + CO(g) 7.13 Balancea las siguientes ecuaciones: a) Mg(s) + AgNO%(ac) Mg(NO,)(ac) + Agls) b) b) CuCO3(s) Cuo(s) + CO2(8) c) Al(s) + CuSO4(ac)-→ Cu(s) + A12(SO4)3(ac) d) Pb(NO3)2(ac) + NaCl(ac)-- PbC20s) + NaNO3(ac) d) e) Al(s) + HCl(ac)-→ AICI3(ac) + H2(g) 7.14 Balancea las siguientes ecuaciones: a) Zn(s) + H2SO4(ac) ZnSO4(ac) + H2(8) b) Al(s) + H2SO4(ac)-→ Al2(SO4)3(ac) + H2(g) c) K2SO4(ac) + BaCl(ac) e) 7.18 Es BaSO4(s) + KCl(ac) co d) CaCO3(s)-→ CaO(s) + CO2(g) e) Al2(SO4)3(ac) + KOH(ac)- a) Al(HO)3(s) + K2SO4(ac) 7.15 Balancea las siguientes ecuaciones: b) a) Fe2O3(s) + CO(g)- → Fe(s) + CO2(g) b) Li3N(s)Li(s) + N2(8) c) Al(s) + HBr(ac)-→ AlBr3(ac) + H2(g) d) Ba(OH2(ac) + NagPO4(ac) Ba(PO42) +NaOHac) e) As4S6(s) + O2(g)-→ As4O6(s) + SO2(g) e) I

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