What will be the enthalpy of reaction in KJ if the entropy (ΔS) is 519 J/K at 73oC?

Q: Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Standard Gibbs free…

A: The study of flow of matter is called thermodynamics.  Gibbs free energy is the chemical potential…

Q: For each reaction with ΔH = + 187 kJ/mol and ΔS = + 365 J/molK ,at what temperature at which the…

A: Given: ΔH = +187 KJ/mol or +187000 J/mol ΔS = +365 J/molK We have to calculate temperature(T) at…

Q: Describe if the following reaction is spontaneous or non-spontaneous based on enthalpy, entropy and…

A: Spontaneity of a reaction can be determined by the value Gibbs free energy.

Q: Which process would be predicted to have AS < 0? a solid melting a bond forming a solution being…

A: When atoms are more randomly or disorderly present in a substance then it is called entropy of…

Q: Considering enthalpy and entropy, which of the following describes the reaction: A(g) + B(s) + kJ ↔…

A: The spontaneity of a reaction can be understood on the basis of Gibbs's energy change. For the…

Q: Calculate the standard enthalpy change for the reaction at 25 ∘25 ∘C. Standard enthalpy of formation…

A: Known: ∆Hfo of Mg(OH)2(s)=-924.7 kJ/mol∆Hfo of HCl(g)=-92.3 kJ/mol∆Hfo of MgCl2(s)=-641.62…

Q: A certain reaction is spontaneous at 25°C. If the enthalpy change for the reaction is 29.8 kJ/mol,…

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Q: Consider the thermodynamic data for the following reaction which is used to produce hydrogen. Which…

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Q: (a) If K&lt;&lt;1 for a reaction, what do you know about the sign and magnitude of ΔG°? (b) If Δ…

A: a) For the reaction K&lt;&lt;1, the sign and magnitude of ∆G0 is predicted as shown below,

Q: Consider the reaction H2(g) + C2H4(g)C2H6(g) Using the standard thermodynamic data in the tables…

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Q: Use Appendix C in your textbook to answer the following question. Consider the following reaction.…

A: The value of standard Gibbs energy change of reactants and products from appendix C -  COCl2 g =-…

Q: Calculate the standard entropy changes for the following reactions at 25°C

A: Standard data: Standard entropy change for O2 (∆S°(O2) = 205 J/(mol•K) Standard entropy change for…

Q: Even if ∆G is negative, the reaction may not occur

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Q: Calculate the standard free energy change for the reduction of Fe,O, by hydrogen to produce iron…

A: Standard free energy change for the reaction is given by the expression, ∆Go=∆Ho-T∆So

Q: What is the entropy change (in J/K) associated with the formation of 15.0 g of SO2 for the reaction…

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Q: A. Calculate the standard enthalpy change of the reaction in kJ. Is the process endothermic or…

A: ∆H rxn = ∆H product - ∆H reactant ∆S rxn = ∆S product - ∆S reactat ∆G rxn = ∆H rxn - T∆S rxn

Q: Calculate ΔG° for a reaction for which ΔH°= 20 kJ and ΔS° = 140 J/K at 298 K. Is the reaction…

A: Given  ΔH°= 20 kJ  1 kJ =1000 J ΔH°= 20,000 J ΔS° = 140 J/K T = 298 K  ΔG° = To be determined

Q: Is the formation of ozone [O3 (g)] from oxygen [O₂ (g)] spontaneous at room temperature under…

A: A reaction is spontaneous when ∆G° for the reaction is negative and if ∆G° is positive for reaction…

Q: Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Fe,0,(s) + 2 Al(s) →…

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Q: If a particular reaction has   ΔrH = +30 kJ mol–1    and    ΔrS = –60 J K–1mol–1, when do you expect…

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Q: Use the Standard Thermodynamic Properties table to calculate ΔHo for the following reaction:…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Refer here for the…

A: In a chemical reaction   ΔG° =∑ΔG°Products   -  ∑ ΔG°reactants. For given reaction…

Q: For the reaction 2 SO2(g) + O2(g) → 2 SO3(g), the standard enthalpy of reaction ARH° is -197.8 kJ,…

A: For the given reaction-          2SO2g        +         O2g           →          2SO3g       The…

Q: spontaneous

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Q: Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Standard Gibbs free…

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Q: When temperature increases from 15.0 °C to + 15.0 °C, the thermodynamic equilibrium constant for the…

A: The solution is as follows :

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

A: Interpretation- We have to calculate the Grxn for this reaction at 298.15K if the pressure of each…

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: Hydrochloric acid (HCl) reacts with sodium hydroxide (NaOH) to form sodium chloride (NaCl) and…

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

Q: Determine the temperature of a reaction if K = 1.20 x 10⁻⁶ when ∆G° = +37.60 kJ/mol.

A: Formula used :-  ∆G° = -2.303RTlogk   ∆G° = change in Gibb's free energy  k = equilibrium constant…

Q: From the data in Appendix J of your text, calculate ΔGorxn, ΔHorxn, and ΔSorxn for the following…

A: Given: Reaction and data table To find: ∆Gorxn, ∆Horxn, ∆Sorxn, whether the reaction is spontaneous…

Q: Atte Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Standard Gibbs…

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Q: The standard enthalpy change for the following reaction is 433 kJ at 298 K. KClO4(s)----&gt;  K(s) +…

A: For the given reaction, the standard enthalpy change is 433 kJ at 298 K is : KClO4 (s) → K (s) + 1/2…

Q: Explain the difference between Kc and Kp. For a given reaction, how are the two constants related?

A: A reversible chemical reaction can move in either forward or backward direction. The stage of a…

Q: What is the standard change in free energy (in kJ) at 127°C for the reaction below, given ∆H° = -312…

A: given data are- ∆H° = -312 kJ  ∆S° = +66.7 J/K temperature = T = 127oC = 127 + 273 = 400 K free…

Q: Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Refer to the AG°{…

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

Q: Consider the following reaction at 25 °C: 5 SO:(g) + 2 NH:(g)→ 2 NO(g) + 5 SO:(g) + 3 H2O(g) If AH°…

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Q: Calculate the enthalpy of reaction (AH) in kJ for the following hypothetical reaction: S+T P+Q…

A: If we add two or more reactions then their enthalpies are also added. see the solution

Q: When temperature increases from – 15.0 °C to + 15.0 °C, the thermodynamic equilibrium constant for…

A: We from the known formula, we can substitute the ratio of the equilibrium constants at T1 and T2…

Q: What values of reaction enthalpy and entropy would indicate that a reaction is spontaneous at all…

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Q: Calculate ∆G° for a reaction for which ∆H° = 24.6 kJ and ∆S° = 132 J/K at 298 K. Is the reaction…

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Q: Here again is the balanced equation for the formation of hydrogen gas (H2(g)) that took place in the…

A: Any reaction whether it will be spontaneous or not can be known from the change its Gibbs free…

Q: ΔHorxn = 102 kJ and ΔSorxn = 299 J K-1. Determine the minimum temperature (in K) at which the…

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Q: Consider the reaction Cl2(g) + Br2(g) → 2 BRCI(g) at 25 °C. The entropy change for the reaction is…

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Q: From the following ∆H and ∆S values, predict whether the reaction would be spontaneous. If not, at…

A: Spontaneity of reaction is predict as following Reaction will be spontaneous if ∆G&lt;0 Reaction…

Q: The combustion of C2H5OH is represented by the equation above and the standard entropy and enthalpy…

A: C2H5OH  (l)    +   3 O2(g)    →    2 CO2(g)    +   3 H2O(g)∆S°  =  +217.8 J/mol k∆H° = -1235 kJ/mole…

Q: At what temperature will a reaction become spontaneous given: Entropy change = 170 J/K enthalpy…

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Q: A certain reaction is spontaneous at 65 ° C. If the enthalpy change for the reaction is  15…

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Q: For which one of the following substances is AG,, the Gibbs free energy of formation, equal to zero?…

A: Option d should be the right answer.