For an equilibrium reaction, ΔG = 0 kJ at 432.6 K. If the standard change in...

Question

Question

For an equilibrium reaction, ΔG = 0 kJ at 432.6 K. If the standard change in...

For an equilibrium reaction, ΔG = 0 kJ at 432.6 K. If the standard change in Gibb's free energy of this reaction is 0.344 kJ, what is the equilibrium constant?

science chemistry

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

T = 432.6 K
ΔGo = 0.344 KJ/mol
ΔGo = 344 J/mol

use:
ΔGo = -R*T*ln Kc
344 = - 8.314*432.6* ln(Kc)
ln Kc = -0.0956
Kc = 0.9088
Answer: 0.909

Add a comment

Answer 2

Similar Homework Help Questions

Question 20 Tries remaining Points out of 100 pFlag question For an equilibrium reaction, AG=0 kJ...

Question 20 Tries remaining Points out of 100 pFlag question For an equilibrium reaction, AG=0 kJ at 452.8 K. If the equilibrium constant is 7.4, what is the standard change in Gibb's free energy (kJ) of this reaction? Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response. Answer: Check
The equilibrium constant of a system, K, can be related to the standard free energy change,...

The equilibrium constant of a system, K, can be related to the standard free energy change, ΔG∘ ΔG∘=−RTlnK where T is a specified temperature in kelvins (usually 298 KK) and R is equal to 8.314 J/(K⋅mol) Under conditions other than standard state, the following equation applies: ΔG=ΔG∘+RTlnQ In this equation, Q is the reaction quotient and is defined the same manner as KK except that the concentrations or pressures used are not necessarily the equilibrium values. Part A Acetylene, C2H2,...
Can someone please step by step explain how to answer every question. Thank you Question 20...

Can someone please step by step explain how to answer every question. Thank you Question 20 For an equilibrium reaction, AG=0 kJ at 253.7 K. If the equilibrium constant is 80.0, what is the standard change in Gibb's free energy (kl) of this reaction? Question 21 For an equilibrium reaction, AG = 0 kJ at 472.5 K. If the standard change in Gibb's free energy of this reaction is 0.670 kJ, what is the equilibrium constant? Question 22 For an...

For an equilibrium reaction, AG = 0 kJ at 327.0 K. If the standard enthalpy of...

For an equilibrium reaction, AG = 0 kJ at 327.0 K. If the standard enthalpy of this reaction is -46.9 kJ, and the standard entropy is 107.0 J/K, what is the equilibrium constant? Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response.
A reaction has a an equilibrium constant of 7.8 x 10 at 286.0 K. Calculate the Gilbbs free energy change (in kJ)....

A reaction has a an equilibrium constant of 7.8 x 10 at 286.0 K. Calculate the Gilbbs free energy change (in kJ). Include the correct sign (+ or-) equilibrium constant: kJ
Consider these hypothetical chemical reactions: A⇌B,ΔG= 13.7 kJ/mol B⇌C,ΔG= -27.2 kJ/mol C⇌D,ΔG= 6.20 kJ/mol What is...

Consider these hypothetical chemical reactions: A⇌B,ΔG= 13.7 kJ/mol B⇌C,ΔG= -27.2 kJ/mol C⇌D,ΔG= 6.20 kJ/mol What is the free energy, ΔG, for the overall reaction, A⇌D? Express your answer with the appropriate units. ΔG = Firefly luciferase is the enzyme that allows fireflies to illuminate their abdomens. Because this light generation is an ATP-requiring reaction, firefly luciferase can be used to test for the presence of ATP. In this way, luciferase can test for the presence of life. The coupled reactions...

1. 1) luciferin+O2 ⇌ oxyluciferin+light 2) ATP⇌AMP+PPi ΔG∘=−31.6 kJ/mol If the overall ΔG∘ of the coupled...

1. 1) luciferin+O2 ⇌ oxyluciferin+light 2) ATP⇌AMP+PPi ΔG∘=−31.6 kJ/mol If the overall ΔG∘ of the coupled reaction is -1.21 kJ/mol , what is the equilibrium constant, K, of the first reaction at 11∘C? Round your answer to 3 significant figures. 2. When methanol (CH3OH) is combusted, such as when in a gasoline blend, the following reaction occurs: 2CH3OH(l)+3O2(g)→2CO2(g)+4H2O(g) Based on the standard free energies of formation given, what is the standard free energy change for this reaction? Report the answer...
At equilibrium, the free energy change, ΔG, of any system is zero: ΔG=0=ΔH−TΔS So, under equilibrium...

At equilibrium, the free energy change, ΔG, of any system is zero: ΔG=0=ΔH−TΔS So, under equilibrium conditions, this equation can be rearranged as T=ΔHΔS Part A Glacial acetic acid is the concentrated form of acetic acid, the acid in vinegar. The term "glacial" refers to the appearance of the solid form, which resembles glacial ice. What is the melting point of this compound, in degrees Celsius, based on its thermodynamic data shown here? ΔHfus (kJ/mol) = 24.32 ΔSfus [J/(K⋅mol)] =...
Calculate the value of the equilibrium constant for a reaction at standard conditions if ΔG°=2.8 kJ/mol....

Calculate the value of the equilibrium constant for a reaction at standard conditions if ΔG°=2.8 kJ/mol. More information is needed. 1.13 0.32 -4.2 -1.13

Question 21 Tries remaining Points out of 1.00 Plaquestion For an equilibrium reaction, AG=0kJ at 344.6...

Question 21 Tries remaining Points out of 1.00 Plaquestion For an equilibrium reaction, AG=0kJ at 344.6 K. If the standard change in Gibb's free energy of this reaction is 0.652 kJ, what is the equilibrium constant? Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response Answer: Check

For an equilibrium reaction, ΔG = 0 kJ at 432.6 K. If the standard change in...

Homework Answers

Add Answer to:
For an equilibrium reaction, ΔG = 0 kJ at 432.6 K. If the standard change in...

Post as a guest

Earn Coins

Question 20 Tries remaining Points out of 100 pFlag question For an equilibrium reaction, AG=0 kJ...

The equilibrium constant of a system, K, can be related to the standard free energy change,...

Can someone please step by step explain how to answer every question. Thank you Question 20...

For an equilibrium reaction, AG = 0 kJ at 327.0 K. If the standard enthalpy of...

A reaction has a an equilibrium constant of 7.8 x 10 at 286.0 K. Calculate the Gilbbs free energy change (in kJ)....

Consider these hypothetical chemical reactions: A⇌B,ΔG= 13.7 kJ/mol B⇌C,ΔG= -27.2 kJ/mol C⇌D,ΔG= 6.20 kJ/mol What is...

1. 1) luciferin+O2 ⇌ oxyluciferin+light 2) ATP⇌AMP+PPi ΔG∘=−31.6 kJ/mol If the overall ΔG∘ of the coupled...

At equilibrium, the free energy change, ΔG, of any system is zero: ΔG=0=ΔH−TΔS So, under equilibrium...

Calculate the value of the equilibrium constant for a reaction at standard conditions if ΔG°=2.8 kJ/mol....

Question 21 Tries remaining Points out of 1.00 Plaquestion For an equilibrium reaction, AG=0kJ at 344.6...

For an equilibrium reaction, ΔG = 0 kJ at 432.6 K. If the standard change in...

Homework Answers

Add Answer to: For an equilibrium reaction, ΔG = 0 kJ at 432.6 K. If the standard change in...

Post as a guest

Earn Coins

Add Answer to:
For an equilibrium reaction, ΔG = 0 kJ at 432.6 K. If the standard change in...