What is the free energy change for the following reaction at 25 °C if the entropychange at this temperature is - 10 J/molK?3 A (g) + B (s)2 C (g) + 3.40 kJ------OA. 3.30 kJ/molO B.+ 0.420 kJ/mol- 6.38 kJ/molOC.-0.420 kJ/molOD.+ 6.38 kJ/molOE. In electroplating of chromium, how many grams of chromium should beelectrodeposited if you pass 4.60 A current through a solution of 0.180 M CrCl3for one hour? (atomic weights: Cr 52.00; CI 35.45 amu)2.98 gA.B. 4.02 gOC 3.12 gO D.0.446 g9.06 gOE.

Answered: Image /qna-images/answer/f316bb0b-6411-468b-99b5-e4805f8d1576.jpg

Answered: What is the free energy change for the…

What is the free energy change for the following reaction at 25 °C if the entropy change at this temperature is 10 J/molK?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: chapter 12: 9) What are ΔH°rxn, ΔS°rxn, and ΔG239.0 K for the following reactions at 239.0 K?…

A: Given Temperature = 239.0°K Compound ΔHºf (kJ/mol) Sº (J/mol • K) H2S(g) –20.17 205.6…

Q: 9. A chemical reaction under standard state has the enthalpy of reaction: A,H° = +117 kJ and the…

A: B) The reaction is entropy driven.

Q: free

Q: Refer to Appendix B in your textbook entitled Standard Thermodynamic Values for Selected Substances…

A: Given: 2SO2(g) + O2(g) -----> 2SO3(g) From standard Table: ∆f H°(SO2(g)) = -296.8 kJ/mol ∆f…

Q: If an equation for a reaction is doubled and then reversed, How is the value ofΔH changed?

Q: For a certain reaction, ΔH = -35.4 kJ/mol and ΔS = -85.5 J/K mol. Is this reaction endothermic or…

Q: Calculate ΔG° (kJ/mol) for the reaction below at 25 °C given the thermodynamic data provided in the…

A: ∆G° of a given reaction can be calculated with the help of ∆G of a product and ∆G of a reactant…

Q: Calculate free energy change at 298 K for the reaction below: 2 Pb (g) + N2 (g) → 2 PbN (s)…

A: The balanced reaction taking place is given as, => 2 Pb (g) + N2 (g) -------> 2 PbN (s) Given…

Q: Use the information given below to calculate the standard reaction free energy, ΔG°rxn (in kJ), for…

Q: The free energy of formation for C6H10(g) is 87.070 kJ/mol. What is the equilibrium constant at…

Q: 1. Calculate the value of ΔG˚, in kJ/molrxn, for the reaction at 298 K. 2. Given that the value of…

Q: Calculate the free energy change for the following reaction at 25°C. Is the reaction spontaneous at…

A: Given: ΔHrxn = −1269.8 kJ ΔSrxn=−364.6 J/K T = 25°C = 298 K

Q: Calculate Kp for the following reaction at 25°C: 2SO2(g) + O2 (g) → 2SO3 (g) For SO2(g),…

Q: Consider the following reaction at 25 °C: 3 Ni(s) + N₂(g) + 3 H₂O(g) → 3 NiO(s) + 2 NH₃(g) If ∆H° =…

A: We are having the value of ∆H° = -85.7 kJ/mol and ∆S° = -348.3 J/mol.K We have to calculate the…

Q: MISSED THIS? Read Section 18.8. You can click on the Review link o access the section in your e…

A: Given reactions are : Part. A :- N2O4 (g) --------> 2NO2 (g) Part. B :- NH4I (s)…

Q: Calculate the value of the free energy change, ΔG, for the reaction below at 227.0ºC when the…

A: Given data ; 2 NOCl (g) → 2 NO (g) + Cl₂ (g) ΔGº = 41.00 kJ pressure values : NOCl = 2.00 atm NO=…

Q: If a reaction has a ΔH = 150 kJ/mole and a ΔS = -2550 J/mole K, at what temperature range would…

A: Gibbs free energy change is negative for spontaneous reaction

Q: The exothermic reaction, A-->B has ΔG<0. Which of the following statements are true? ΔH<0…

A: The relationship between the Gibbs free energy, entropy, and the enthalpy is given by: The signs of…

Q: 29 O O O 0 0 For the following reaction, AH = 137 kJ, ASn = 120 J/K. C₂H6(g) → C₂H4(g) + H₂(g) This…

A: Given data : deltaH= 137 KJ = 137000 J( 1 KJ= 1000J) deltaS = 120 J/K The reaction : C2H6(g)…

Q: The enthalpy and entropy changes for a reaction at 298 K are ∆H = -102 kJ and ∆S = -208 J/K. Which…

A: Given: ∆H = -105 kJ; ∆S = -208 J/K; T = 298 K∆G = ∆H-T∆S∆G = -105 kJ - (298 K) (-0.208…

Q: Consider the following reaction AgBr(s) → Ag+(aq) + Br−(aq), ΔGo = +69.1 kJ Calculate ΔG for the…

A: The relation between ∆G and ∆Go is given by: ∆G = ∆Go + RT lnQ Where, R = universal gas constant,…

Q: pick the substance and conditions which would have the higher entropy. a) fructose (C6H12O6) b)…

Q: Calculate

Q: A chemical reaction that happens quickly is spontaneous, and a reaction that happens slowly is…

Q: ∆Gº for the reaction, 2HBr(g)⇄ H2(g)+Br2(g), is 33.3 kJ. Which statement below is true? This…

Q: What is ΔG°rxn for the following reaction at 298 K? SiCl4(g) + 2Mg(s) → 2MgCl2(s) + Si(s) Substance:…

A: Given:

Q: Calculate ΔG°rxn, ΔH°rxn, and ΔS°rxn of the following reaction: 2NO(g) + O2(g) -> 2NO2(g)

Q: 0 Entropy is a measure of the (1) acidity of a sample (2) disorder of a system (3) concentration of…

A: Entropy : It is a thermodynamic quantity. Entropy is a state function. It means that the value of…

Q: Estimate ΔG°rxn for the following reaction at 317 K. HCN(g) + 2 H2(g) → CH3NH2(g) ΔH°= -158.0 kJ;…

Q: Calculate G°rrxn for the reaction below at 25.0 °C NH4CI(s) HCI(g) + NH3(g) given G°f [NH4CI(s)] =…

A: Free energy of reaction :- The standard free energy change ( G°rxn ) of a chemical reaction…

Q: A 1 mole sample of ideal gas expands isothermally at 300 K from a volume of 20.00 L to a volume of…

A: Since the process is isothermal, the change in temperature is equal to zero. The change in internal…

Q: ΔG= ΔH-TΔS If ΔH=0, what does this mean regarding to the ΔS if the ΔG for the reaction is +3.4…

A: The change in Gibbs free energy predicts whether the given reaction is spontaneous or not. If the…

Q: Why does water spilled on the floor evaporate even though ΔG° for the evaporation process is…

A: Evaporation is a physical process in which liquid is converted to a gaseous molecule. It is also…

Q: For the reaction: 2 Cu(s) + 1/2O2(g) → Cu₂O(s) AG° = -141 kJ/mol. What is the free energy change…

A: we need to calculate the free energy change for the reaction

Q: Calculate the value of the free energy change, ΔG, for the reaction below at 600.0ºC when the…

Q: chapter 12: 9) What are ΔH°rxn, ΔS°rxn, and ΔG239.0 K for the following reactions at 239.0 K?…

Q: Calculate the value of the free energy change, ΔG, for the reaction below at 225.0ºC when the…

A: Question is based on the concept of chemical thermodynamics we need to calculate Gibbs free energy…

Question

What is the free energy change for the following reaction at 25 °C if the entropy
change at this temperature is - 10 J/molK?
3 A (g) + B (s)
2 C (g) + 3.40 kJ
------
OA. 3.30 kJ/mol
O B.
+ 0.420 kJ/mol
- 6.38 kJ/mol
OC.
-0.420 kJ/mol
OD.
+ 6.38 kJ/mol
OE.

In electroplating of chromium, how many grams of chromium should be
electrodeposited if you pass 4.60 A current through a solution of 0.180 M CrCl3
for one hour? (atomic weights: Cr 52.00; CI 35.45 amu)
2.98 g
A.
B. 4.02 g
OC 3.12 g
O D.
0.446 g
9.06 g
OE.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Answer the questions on the following reaction at 575 degrees C. CaO(s) + 3 C(s) ----> CaC2(s) + CO(g) deltaH= 464.6 kJ/mol a. What is the standard reaction entropy? Would you expect CaO to have a higher standard entropy as a solid or dissolved in water? Is the reaction spontaneous?
What is the ΔG of a reaction if ΔH is 129.2 kJ and ΔS is 324.1 J/K when the reaction takes place at 316.9 K? 102800 kJ 26.49 kJ 231.9 kJ -102600 kJ -129.2 kJ
The free energy change is related to the enthalpy change and the entropy change: ΔG = ΔH – T ΔS. What is ΔS for reaction 3? Question 8 options: –200 J mol–1 K–1 400 J mol–1 K–1 200 J mol–1 K–1
What is the free energy change for the following reaction at 25 oC if the entropy change at this temperature is - 10 J/molK? 3 A (g) + B (s) ------ 2 C (g) + 3.40 kJ A. - 3.30 kJ/mol B. + 6.38 kJ/mol C. + 0.420 kJ/mol D. - 6.38 kJ/mol E. - 0.420 kJ/mol
A certain reaction is spontaneous at 65 ° C. If the enthalpy change for the reaction is 15 kJ/mol, what is the minimum value of Δ S (in J/K · mol) for the reaction.
Calculate ΔG° for the following reactions at 25°C using the standard free energies of formation of the reactants and products.Compound ΔGof (kJmol)ΔGfo(kJmol) The equation H2O(l) → H2O(g) ΔGoΔGokJ C2H2(g)209.9 CO2(g)-394.4 H2O(g)-228.6 H2O(l)-237.1 N2(g)0 NO(g)87.6 O2(g)0
Calculate ΔGo in kJ for the following chemical reaction at 60oC, given the ΔHf values below, and given that the change in entropy for the reaction is EITHER (i.e. you have to choose which) positive or negative 284.5 J/mol K. NH4Cl (s) <--> NH3 (g) + HCl (g) -314 -45 -92 (kJ/mol)
The enthalpy and entropy changes for a reaction at 298 K are ∆H = 46 kJ and ∆S = 190 J/K. Which of the following best describes this reaction A) The reaction is spontaneous and driven by favorable changes in the enthalpy and entropy. B) The reaction is not spontaneous because heat is absorbed. C) The reaction is not spontaneoius but could be spontaneous at a higher temperature. D) The reaction is spontaneous and driven by the favorable entropy change.
The reaction N2(g) + 3 H2(g) → 2 NH3(g) is thermodynamically spontaneous at 298 K, but becomes nonspontaneous at higher temperatures. Which of the following is true at 298 K? a) ΔG, ΔH, and ΔS are all positive. d) ΔG and ΔS are negative, but ΔH is positive. b) ΔG, ΔH, and ΔS are all negative. e) ΔG and ΔH are positive, but ΔS is negative. c) ΔG and ΔH are negative, but ΔS is positive.
Which statement is true about the relationship between entropy and spontaneity? spontaneous reactions tend to lead to higher entropy entropy is the same as spontaneity as entropy increases, spontaneity decreases as entropy increases, spontaneity is unaffected