What is the net ionic equation of 2Fe(NH4)2(SO4)2*6H2O + 6K2C2O4 + H2O2 + H2SO4 ------ 2K3[Fe(C2O4)3]*3H20 + 3K2SO4 + 2(NH4)2 SO4 + 8H2O Everything else not in the net ionic equation is a spectator ion, right?
Balance by half reaction method in acidic solution
2 a) Balance the following Oxidation-reduction reactions that occur in acidic solution using half reaction method and identify the oxidizing agent, the reducing agent, the substance being oxidized, and the substance being reduced Mn<2+>(aq) + NaBiO3(s) = Bi<3+> (aq) + MnO4<->(aq) 2 b) Same method: Cu(s) + NO3<-> (aq) = Cu ...continues
Balance redox that occur in basic using 1/2 reaction method
3a) Balance the oxidation-reduction reactions that occur in basic solution using half-reaction method Al(s) + MnO4<-> (aq) = MnO2(s) + Al(OH)4<->(aq) 3b) Same method: NO2<-> (aq) + Al(s) = NH3(g) + AlO2<->(aq)
4) Calculate the concentration 0.208 g of AlCl3 (strong electrolyte) in 250mL of solution
What mass is produced-show work
5) What mass of barium sulfate is produced when 100.0 mL of a 0.100M solution of barium chloride is mixed with 100.0 mL of a 0.100 M solution of Fe2(SO4)3
) Calculate the concentration of all the following: A solution of FeCl3 was prepared by dissolving 13.86 gm of FeCl3 in 2.5L of water. The following solutions were then prepared by dilution: Solution A: 75.0 mL of the above solution was diluted to 100.0mL Solution B: 100.0 mL of solution A was diluted to 2500 mL Solution C ...continues
8) Balance the following redox reactions: a) Al2O3+C=Al+CO2 b) Cr2O7<-> + Br<-> = Br2 + Cr<3+> (acid solution) c) Na(s)+H2O=Na<+> + H2 (Basic solution)
Show work-Oswald process - mass and how much oxygen required?
9) Industrially, nitric acid (HNO3) is produced by the Oswald process represented by the following - what mass of NH3 is needed to produce 5 tones of HNO3? How much Oxygen is required? 4NH3 + 5O2 = 4NO = 6H20 2NO + O2 = 2NO2 2NO2 + H2O = HNO3 + HNO2
Balance and limiting-show work
10) Balance the following equation: UF5 + H2O = UO2F2 + UF4 + HF a) What is the maximum amount of UF4 that can be made from the 10.5 gms of UF5 and 5.0 gms of H2O b) How much of which reactant is left after the reaction stops?
