calculate the free energy change (in kJ) of a reaction at 466.4K that has an entropy change of 692.2J/K and an enthalpy change of -4.24kJ

Q: A chemical reaction has a standard entropy change, ΔSo, of -287.8 J/(molK) and a standard enthalpy…

A: The given data you have - ΔSo = -287.8 J/K-mol ΔHo =  -138.1 kJ/mol

Q: Use the standard free energy data to determine the free energy change for the following reactions,…

A: Answer:- This question is answered by using the simple concept of calculation of Gibbs free energy…

Q: What is the advantage of calculating free energy changesrather than entropy changes to determine…

A: The entropy change of the system depends upon the randomness. As the randomness of the system…

Q: The standard free energy change for the formation of two moles of H2O (l) in a strong acid- strong…

A: Gibbs free energy change of a reaction is given by,  ∆ G = ∆ H - T ∆ S ∆ H is enthalpy change  ∆ S…

Q: Which of the following statements define the second law of thermodynamics? O All spontaneous…

A: Given: Different - different statements. To find : true statement regarding second law of…

Q: A reaction is found to have a change in enthalpy of -8.67 kJ/mol and a change in entropy of 29.87…

A:

Q: Calculate the standard free energy for the combustion of 1 mole of ethylene, C₂H₄(g), in the gas…

A: The reaction for the combustion of ethylene in gas phase – C2H4g +3O2 g →2CO2g +2H2Og

Q: Give an example for each of the following and provide explanation based from what you learned about…

A: Thermodynamics is branch of chemistry in which we deal with heat gained or lost by the system.

Q: Which of the following involve an increase in the entropy of the system? Briefly explain how…

A: Since you have posting multiple parts, the answer for first three parts are given below. Kindly…

Q: Calculate the standard free energy for the combustion of 1 mole of propane, C₃H₈(g), in the gas…

A: The standard free energy of a chemical compound consists of a free energy change according to the…

Q: Which statement is true?a. A reaction in which the entropy of the system increases can be…

A: The entropy of a system deals with degree of disorderliness in the system . The spontaneity of a…

Q: Consider the reaction:            H2S(g)  +  SO2(g)   -->   3S(g)  +  2H2O(l) for which ΔH is -233…

A: GIVEN:            H2S(g)  +  SO2(g)   -->   3S(g)  +  2H2O(l) ΔH =-233 kJ  ΔS = -424 J/K

Q: Give an example for each of the following and provide explanation based from what you learned about…

A: Thermodynamics is the study of the relations between heat, work, temperature, and energy. The laws…

Q: If the difference between the enthalpy of the products and that of the reactants is positive and the…

A: A spontaneous reaction is a reaction that favors the formation of products at the conditions under…

Q: If a chemical reaction has a positive AH and a negative AS, then A) it will be spontaneous at all…

A:

Q: Consider the reaction: C2H4(g) + H2O(g)------->CH3CH2OH(g) Using standard thermodynamic data at…

A: Given, C2H4(g) + H2O(g)------->CH3CH2OH(g) The standard thermodynamic data at 298 k for the…

Q: The formation ½ A, + 2 B, + C --> CAB, has an enthalpy of formation of -104 kJ and a change in…

A: Consider the given reaction as:  12A2+2B2+C→CAB4 The free energy change of the given reaction can be…

Q: Consider the reaction CO(g) + Cl2(g)COCl2(g) Use the standard thermodynamic data in the tables…

A: The question is based on the concept of chemical thermodynamics. We have to calculate Gibbs free…

Q: Calculate the ΔG of the acid/base neutralization reaction of HCl (aq) and solid calcium  hydroxide.…

A:

Q: calculate Gibbs free energy change in KJmol^-1 . The temperature for the reaction is 425k.

A:

Q: Calculate the standard free-energy change at 25°C for the Haber synthesis of ammonia using the given…

A: Standard free energy change is calculated using formula  ∆G° = ∆H° - T∆S°    Reaction is spontenous…

Q: Consider the reaction 4HCl(g) + O2(g) -----> 2H2O(g) + 2Cl2(g) Using the standard thermodynamic…

A: Given pressure of each gas = 14.43 mmHg

Q: For a certain process,ΔH° = -35.4 kJ and ΔS° = -45.1 J/K. Calculate ΔG° for this process and…

A:

Q: For a reaction, the enthalpy change is -210 kJ, the entropy change is -170 J/mol.K and the…

A: We have given that  For a reaction, the enthalpy change is -210 kJ, the entropy change is -170…

Q: What do standard states have to do with free-energy changes?

A: Standard state is like the reference state of the substance, the phase of the substance usually…

Q: If a chemical reaction has a negative AH and a positive AS, then A) it will be spontaneous at all…

A: The spontaneity of the reaction is determined from the sign of change in free energy (∆G). If ∆G…

Q: Consider the reaction: 4HCI(g) + O₂(g)—2H₂O(g) + 2Cl₂(g) Using standard thermodynamic data at 298K,…

A:

Q: the standard free energy of formation of solid sodium bromide is -347 KJ/mole. The standard Gibb's…

A: The standard free energy of formation of solid sodium bromide is -347 KJ/mole. We have to calculate…

Q: Calculate the change in standard free energy for a reaction at 316.30 K; the change in standard…

A: The provided temperature (T)=316.30K change in standard molar enthalpy(∆H)= -95.40kJ/mol change in…

Q: Consider the reaction:  4 A (g) ------  2 B (s) +  3 C (g) + 20.5 kJ,    at what…

A:

Q: Given that the enthalpy of reaction for a system at 298 K is -292kJ/mol and the entropy for that…

A: Gibbs free energy is related to enthalpy change and change in entropy at constant temperature as,…

Q: A chemical reaction has occurs at 308 K and has the following enthalpy and entropy changes: ΔHrxn =…

A:

Q: A reaction will always be spontaneous if the change in enthalpy is (positive or negative) and the…

A: Gibbs free energy is a measure of maximum reversible work that can be extracted from a system at…

Q: For a reaction, the enthalpy change is –210 kJ, the entropy change is –170 J/mol.K  and the…

A: Given that: dH° = -210KJ dS° = -170J/K.mol = -(170J×1KJ/1000J)/K.mol = -0.170KJ/K.mol T = 400K

Q: The change in free energy for a process occurring under standard conditions, such as 1 atm pressure…

A: Explained as follows

Q: Determine if this reaction is spontaneous under standard conditions; knowing that the reaction's…

A: Spontanity of reaction is determined in terms of Gibbs energy formula.

Q: Determine if the following reaction is spontaneous at 298K Enthalpy = -269.3kJ/Mol Entropy =…

A:

Q: Use the standard values  to compare the free energy change of the reaction at both 25°C and 100°C.…

A:

Q: Consider the reaction: CO(g) + Cl2(g) COCI,(g) Using standard thermodynamic data at 298K, calculate…

A: Gibbs free energy of the reaction is the highest amount of energy that is used to do a non-expansion…

Q: Which statement is INCORRECT with respect to thermodynamics? A) The sign of ΔG for a reaction is…

A: A) Gibbs free energy change, ∆G is related with enthalpy change, ∆H, temperature and Entropy change,…

Q: A particular reaction is spontaneous at 450 K. The enthalpy change for the reaction is +34.5 kJ.…

A: The spontaneous nature of the reaction is determined by calculating the change of free energy of the…

Q: Consider the reaction: ICl(g) + Cl₂(g) → ICl₃(s). The ∆G° of the reaction is -17.09 kJ/mol.…

A: Given, ICl(g) + Cl₂(g) → ICl₃(s) ∆G° = -17.09 kJ/mol.

Q: if the enthalpy change is negative and the entropy change is positive this reaction would be

A:

Q: The entropy and enthalpy of a reaction are both negative. Is the reaction spontaneous? Explain

A: The entropy and enthalpy of a reaction are both negative. Is the reaction spontaneous has to be…

Q: Consider the reaction N2(g) + 3H2(g)2NH3(g) Use the standard thermodynamic data in the tables…

A:

Q: Which of the following does the change in the free energy of a reaction predict? A) the work done B)…

A: Free energy is a deciding factor for the spontaneity of any chemical reaction. Lower free energy of…

Q: Which of the following statements correctly identifies the Second Law of Thermodynamics? The free…

A: The second law of thermodynamics predicts the spontaneous nature of a process. According to this…

Q: For a reaction, the enthalpy change is –210 kJ, the entropy change is –170 J/mol.K  and the…

A: The spontaneity of the reaction can be known by calculating their free energy change . The equation…