Calculate the equilibrium constant for each of the reactions at 25 ∘C.
a. 2Cr3+(aq)+3Sn(s)→2Cr(s)+3Sn2+(aq)
b. O2(g)+2H2O(l)+2Sn2+(aq)→4OH−(aq)+2Sn4+(aq)
c. 2Cr3+(aq)+3Ni(s)→2Cr(s)+3Ni2+(aq)
Calculate the equilibrium constant for each of the reactions at 25 ∘C. a. 2Cr3+(aq)+3Sn(s)→2Cr(s)+3Sn2+(aq) b. O2(g)+2H2O(l)+2Sn2+(aq)→4OH−(aq)+2Sn4+(aq)...
Calculate the equilibrium constant for each of the reactions at 25∘C. Standard Electrode Potentials at 25 ∘C Reduction Half-Reaction E∘(V) Fe3+(aq)+3e− →Fe(s) -0.036 Sn2+(aq)+2e− →Sn(s) -0.14 Ni2+(aq)+2e− →Ni(s) -0.23 O2(g)+2H2O(l)+4e− →4OH−(aq) 0.40 Br2(l)+2e− →2Br− 1.09 I2(s)+2e− →2I− 0.54 A) 2Fe3+(aq)+3Sn(s)→2Fe(s)+3Sn2+(aq) (answers are not 4.1x10^5, 3.3x10^3, 2.7x10^10, or 2.6x10^10) B) O2(g)+2H2O(l)+2Ni(s)→4OH−(aq)+2Ni2+(aq) C) Br2(l)+2I−(aq)→2Br−(aq)+I2(s) (answer is not 1.7x10^18)
1) Write the equilibrium constant expression for each of the following reactions a) 2H202(g) 2H2O(g) +O2(g) 203(g) b) 302(g) SiO2(s)+2H2O(g) c) SiHa (g)+ 202 (g) 2H2O(I)+O2lg) d) 2H202(l)
Use tabulated half-cell potentials to calculate ΔG∘rxn for each of the following reactions at 25 ∘C. O2(g)+2H2O(l)+2Cu(s)→4OH−(aq)+2Cu2+(aq) Br2(l)+2I−(aq)→2Br−(aq)+I2(s)
Calculate Ho for the following equations: a. Zn(s) + 2H+(aq) Zn2+(aq) + H2(g) b. 2H2S(g) + 3O2(g) 2SO2(g) + 2H2O(g) c. 3Ni(s) + 2NO3-(aq) + 8H+(aq) 3Ni2+(aq) + 2NO(g) + 4H2O(l)
Calculate the equilibrium constant for each of the reactions at 25 ∘C. Standard Electrode Potentials at 25 ∘C Reduction Half-Reaction E∘(V) Pb2+(aq)+2e− →Pb(s) -0.13 Zn2+(aq)+2e− →Zn(s) -0.76 Br2(l)+2e− →2Br−(aq) 1.09 Cl2(g)+2e− →2Cl−(aq) 1.36 MnO2(s)+4H+(aq)+2e− →Mn2+(aq)+2H2O(l) 1.21 Pb2+(aq)+2e− →Pb(s) -0.13 Br2(l)+2Cl−(aq)→2Br−(aq)+Cl2(g) Express your answer using two significant figures.
Which of the following are redox reactions? CO2(g) + 2H2O(l) H3O+(aq) + HCO3-(aq) 2CuS(s) + O2(g) Cu(s) + SO2(g) 2AgNO3(aq) + Cu(s) Cu(NO3)2(aq) + 2Ag(s) 2AgNO3(aq) + Na2SO4(aq) 2NaNO3(aq) + Ag2SO4(s) CO(g) + H2O(g) CO2(g) + H2(g)
Use standard reduction potentials to calculate the equilibrium constant for the reaction: 2Cr}*(aq) + Sn(s)—2Cr?*(aq) + Sn²+(aq) Hint: Carry at least 5 significant figures during intermediate calculations to avoid round off error when taking the antilogarithm. Equilibrium constant: AGº for this reaction would be than zero.
Calculate the equilibrium constant for each of the reactions at 25 °C. Part B You may want to reference (Pages 861 - 865) Section 19.5 while completing this problem. O2 (g) + 2H20 (1) + 2Cu (s) ~40H(aq) + 2Cu²+ (aq) Express your answer using two significant figures. EVO ALO ? K = Submit Previous Answers Request Answer Cr(s) + Fe2+ (aq) → Cr3+ (aq) + Fe(s) Express your answer as a chemical equation. Identify all of the phases in...
At 1565K, the equilibrium constant for the reactions: (1) 2H2O(g) <----> 2H2(g) +O2(g) and (2) 2CO2(g) <----> 2CO(g) +O2(g) are 1.6*10^-11 and 1.3*10^-10, respectively. a. what is the value of the equilibrium constant for the reaction: (3) CO2(g) + H2(g) <----> H2O(g) + CO(g) at this temperature? b. demonstrate how the calculations of equilibrium constants matches the calculations of dG0r when adding two reactions or more ; determine dG0r for reactions (1) and (2) and use these values in order...
Calculate Eºcell for each of the following balanced redox reactions. O2(g) + 2H2O(1) + 4Ag(s) + 40H(aq) + 4Ag+(aq) Express your answer using two significant figures. V AEON O 2 ? cell= Submit Request Answer Part B Br2(1) + 21 (aq) + 2Br (aq) + 12(s) Express your answer using two significant figures. IVO AQ o 2 ? Eºcell= Submit Request Answer Part C PbO2(s) + 4H+(aq) + Sn(s) → Pb2+(aq) + 2H2O(1) + Sn2+(aq) Express your answer using two...