on A‚G° = -nFEel Calculate the standard Gibbs energy change at 25 °C for the following reaction: Mg(s) + Fe²+(aq)→Mg²+(aq) +Fe(s) n is the number of moles of electrons transferred and 96 500 C mol¬1 is the Faraday's constant. Express your answer to three significant figures and include the appropriate units. A;G® = -371 kJ•mol-! Submit Previous Answers v Correct Since E is positive and A,G° is negative, this reaction is spontaneous under standard conditions. Part B Calculate the standard cell potential at 25 °C for the reaction X(s) +2Y*(aq)→X²*(aq) + 2Y(s) where A, H° = -825 kJ mol-1 and A, S° = -147 JK-' mol¯! Express your answer to three significant figures and include the appropriate units. Eell = Value Units Submit Request Answer

Chemistry
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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pls.p helpp partb

Part A
Gibbs energy change, A. G°, is related to cell potential, Eell, by the
equation
A;G° = –nFE ell
Calculate the standard Gibbs energy change at 25 °C for the following reaction:
Mg(s) + Fe2+(ag)→Mg²+(ag) +Fe(s)
where n is the number of moles of electrons transferred and
F = 96 500 C mol-1 is the Faraday's constant.
Express your answer to three significant figures and include the appropriate units.
A¡G° = -371 kJ.mol-1
Submit
Previous Answers
Correct
Since Eel is positive and A, G° is negative, this reaction is spontaneous under standard conditions.
Part B
Calculate the standard cell potential at 25 °C for the reaction
X(s) + 2Y* (ag)→X²+(ag) +2Y(s)
where A, H° = -825 kJ mol-1
and Ar S° = -147 J K-1 mol-1.
Express your answer to three significant figures and include the appropriate units.
HA
?
E cel
Value
Units
Submit
Request Answer
Transcribed Image Text:Part A Gibbs energy change, A. G°, is related to cell potential, Eell, by the equation A;G° = –nFE ell Calculate the standard Gibbs energy change at 25 °C for the following reaction: Mg(s) + Fe2+(ag)→Mg²+(ag) +Fe(s) where n is the number of moles of electrons transferred and F = 96 500 C mol-1 is the Faraday's constant. Express your answer to three significant figures and include the appropriate units. A¡G° = -371 kJ.mol-1 Submit Previous Answers Correct Since Eel is positive and A, G° is negative, this reaction is spontaneous under standard conditions. Part B Calculate the standard cell potential at 25 °C for the reaction X(s) + 2Y* (ag)→X²+(ag) +2Y(s) where A, H° = -825 kJ mol-1 and Ar S° = -147 J K-1 mol-1. Express your answer to three significant figures and include the appropriate units. HA ? E cel Value Units Submit Request Answer
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