Question

If a reaction has a positive Eo value, is K < 1 or > 1? (Only...

If a reaction has a positive Eo value, is K < 1 or > 1? (Only write < or > in the box provided.)

K _ 1

If a reaction has a positive Eo value, isΔ ΔGo < 0 or > 0? (Only write < or > in the box provided.)

ΔGo _ 0

Calculate DGo for the reaction in the Galvanic Pb-Cu cell.

2Cu+ (aq) + Pb (s) →→ 2Cu (s) + Pb2+ (aq)          Eocell = 0.647 V

ΔΔG° = ___ kJ

Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
1. Calculate the equilibrium constant, K, for the reaction in the Galvanic Pb-Cu cell. (Report your...
1. Calculate the equilibrium constant, K, for the reaction in the Galvanic Pb-Cu cell. (Report your answer in scientific notation to three significant figures. Use * for the multiplication sign and ^ to designate the exponent.) Cu+ (aq) + Pb (s) → Cu (s) + Pb2+ (aq) Eocell = 0.647 V K = 2. For the reaction Mg (s) + Ni2+ (aq) →→ Mg2+ (aq) + Ni (s),    Eocell = 2.629 V.   Calculate the cell potential at T = 50.0oC...
1). What is the value of the equilibrium constant at 25 oC for the reaction between...
1). What is the value of the equilibrium constant at 25 oC for the reaction between the pair: Sn(s) and Pb2+(aq) to give Pb(s) and Sn2+(aq) Use the reduction potential values for Sn2+(aq) of -0.14 V and for Pb2+(aq) of -0.13 V 2). What is the value of ΔGo in kJ at 25 oC for the reaction between the pair: Sn(s) and Pb2+(aq) to give Pb(s) and Sn2+(aq) Use the reduction potential values for Sn2+(aq) of -0.14 V and for...
1) The free energy change for the following reaction at 25 °C, when [Pb2+] = 1.18...
1) The free energy change for the following reaction at 25 °C, when [Pb2+] = 1.18 M and [Cd2+] = 7.90×10-3 M, is -65.9 kJ: Pb2+(1.18 M) + Cd(s)> Pb(s) + Cd2+(7.90×10-3 M) ΔG = -65.9 kJ What is the cell potential for the reaction as written under these conditions? Answer: ___V Would this reaction be spontaneous in the forward or the reverse direction? 2) Use the standard reduction potentials located in the 'Tables' linked above to calculate the standard...
1. Given the values of ΔGfo given below in kJ/mol, calculate the value of ΔGo in...
1. Given the values of ΔGfo given below in kJ/mol, calculate the value of ΔGo in kJ for the combustion of 1 mole of methane to form carbon dioxide and gaseous water. ΔGfo (CH4(g)) = -48 ΔGfo (CO2(g)) = -395 ΔGfo (H2O(g)) = -236 2. Given the values of So given below in J/mol K and of ΔHfo given in kJ/mol, calculate the value of ΔGo in kJ for the combustion of 1 mole of ethane to form carbon dioxide...
1. Consider the following reaction at 298K. Fe2+(aq) + Zn (s) --> Fe (s) + Zn2+(aq)...
1. Consider the following reaction at 298K. Fe2+(aq) + Zn (s) --> Fe (s) + Zn2+(aq) Which of the following statements are correct? Choose all that apply. A. n = 4 mol electrons B. delta Go < 0 C. Eocell < 0 D. The reaction is reactant-favored. E. K > 1 2. Consider the following reaction at 298K. 3 Fe2+(aq) + 2 Cr (s) -- > 3 Fe (s) + 2 Cr3+(aq) Which of the following statements are correct? Choose...
The thermodynamic properties for the species involved in the Zn(s)|Zn2+(aq)||Pb2+(aq)|Pb(s) cell are given below. Substance ∆G°f...
The thermodynamic properties for the species involved in the Zn(s)|Zn2+(aq)||Pb2+(aq)|Pb(s) cell are given below. Substance ∆G°f kJ/mol S° J/K*mol ∆H°f kJ/mol Zn(s) 0 41.63 0 Pb(s) 0 64.81 0 Zn2+(aq) -147.06 -112.1 -153.89 Pb2+(aq) -24.43 10.5 -1.7 Calculate ∆G°, ∆S° and ∆H° for the chemical reaction occuring in the cell.Is the reaction spontaneous? Is this a favorable entropy change? Favorable energy change?
1) For a galvanic cell that uses the following two half-reactions, Cr2O72-(aq) + 14 H+(aq) +...
1) For a galvanic cell that uses the following two half-reactions, Cr2O72-(aq) + 14 H+(aq) + 6 e- → 2 Cr3+(aq) + 7 H2O(l) Pb(s) → Pb2+(aq) + 2 e how many moles of Pb(s) are oxidized by one mole of Cr2O72-? A) 6 B) 2 C) 1 D) 3 2) What species is oxidized in the reaction: CuSO4(aq) + Mg(s) →MgSO4(aq) + Cu(s)? A) MgSO4 (aq) B ) M g (s) C ) C u S O 4 (aq)...
Standard Reduction (Electrode) Potentials at 25 oC Half-Cell Reaction Eo (volts) Standard Reduction (Electrode) Potentials at...
Standard Reduction (Electrode) Potentials at 25 oC Half-Cell Reaction Eo (volts) Standard Reduction (Electrode) Potentials at 25 oC Half-Cell Reaction Eo (volts) F2(g) + 2 e- 2 F-(aq) 2.87 Ce4+(aq) + e- Ce3+(aq) 1.61 MnO4-(aq) + 8 H+(aq) + 5 e- Mn2+(aq) + 4 H2O(l) 1.51 Cl2(g) + 2 e- 2 Cl-(aq) 1.36 Cr2O72-(aq) + 14 H+(aq) + 6 e- 2 Cr3+(aq) + 7 H2O(l) 1.33 O2(g) + 4 H+(aq) + 4 e- 2 H2O(l) 1.229 Br2(l) + 2 e-...
Short Answer 1) If a constant current of 1.50 × 108 A is passed through a...
Short Answer 1) If a constant current of 1.50 × 108 A is passed through a molten mixture of aluminum oxide and cryolite for 4.00 hour ________ kg of aluminum can be produced. 2) The standard cell potential for the following galvanic cell is 0.71 V. Pb(s)|Pb2+(aq)||Al3+(aq)|Al This reaction has an equilibrium constant, K = ________. 3)The standard cell potential for the following galvanic cell is 1.21 V. Al(s)|Al3+(aq)||Fe2+(aq)|Fe(s) When [Al3+] = 0.10 M and [Fe2+] = 0.10 M, will...
Question are as shown. no additional information was given... 1. Determine the value of the standard...
Question are as shown. no additional information was given... 1. Determine the value of the standard free energy, ΔGo, in kJ/mol at 25oC for the reaction: Na+(aq) + 2Br -(aq)   →   Na(s) + Br2(g) ΔGo = ? 2. Determine the value of the standard free energy, ΔGo, in kJ/mol at 25oC for the reaction: Al3+(aq) + Ca(s)   →   Al(s) + Ca2+(aq) ΔGo = ?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT