Define spontaneity of a reaction in terms of ∆G. Determine if a process is spontaneous based on graphs or calculations. A spontaneous reaction is a reaction that. A) happens quickly. B) happens with no input of energy. C) Favors the formation of products (G>0) D) Favors the formation of products (G<0)

Q: 1.)     Consider the endothermic reaction 4HCl (aq) + MnO2 (s) Cl2 (g) + 2 H2O (l) + MnCl2 (aq),…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Which process results in the increase in entropy of the universe? a) the cooling of a hot cup of…

A: To find: The process which results in the increase in the entropy of the universe.

Q: Arrange each group in order of decreasing standard molar entropy (S°). Explain.(a) ClO4-(aq),…

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Q: Which of the following processes are spontaneous?(a) A satellite falls to Earth. (b) Water…

A: A spontaneous process occurs by itself (possibly requiring an initial input of energy) whereas a…

Q: A chemical reaction is always spontaneous if it is accompanied by Oa. endothermic and increasing…

A: When reaction is endothermic then it's required energy from the external sources then it's converted…

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

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

Q: 1. What is spontaneous reaction and nonspontaneous reaction? Define each. 2. Indicate whether the…

A: The answer of the question is----------- The spontaneous reaction is a reaction that goes towards…

Q: 1. The entropy will usually increase when I. a molecule is broken into two or more smaller…

A: Since you have posted more than one question, we will solve only first question for you. If you want…

Q: Consider the following reaction: N2(g) + 3H2(g) ⇄ 2NH3(g) A. When would this reaction be…

A: Reaction :                                   N2(g) + 3H2(g) ⇄ 2NH3(g)…

Q: Which of the following is a spontaneous process at atmospheric pressure? A. Water freezing at room…

A: Spontaneity of a process is define by the Gibbs free energy of reaction.

Q: Which of the following law of thermodynamics states that the total entropy of the universe is…

A: In thermodynamic, Four type of law in this, 1)Zeroth law 2)First law 3)Second law 4)Third law

Q: A chemical reaction is most likely to be spontaneous if it is accompanied by A. increasing energy B.…

A: Spontaneous reaction/process - The reaction which occurs on its own without the requirement of any…

Q: Calculate the DeltaG° rxn using the following information at 25°C. And determine wether the reaction…

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Q: Above what temperature does the following reaction become nonspontaneous?               2 H2S(g) +…

A: The balanced reaction taking place is given as, =&gt; 2 H2S (g) + 3 O2 (g)  → 2 SO2 (g) + 2 H2O (g)…

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

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Q: N,(g) + 0,(s) + heat ® 2 NO (g) A) Does the tendency to minimum enthalpy favor reactants or…

A: Tendency of minimum enthalpy and maximum entropy can favour products or reactants of a reaction…

Q: C (s) + O2 (e) -100 -200 CaO(s) + CO2 (g) 2 (8) -300 CO 2 (8) CaCO3 (s) -400 Gibbs Free Energy…

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Q: Which has the highest entropy, S? A. 1 mole of I2(s) at 298 K, 1 atm B.1 mole of F2(g) at 298 K, 1…

A: Which one has highest entropy should be written.

Q: are the signs for ΔH° and ΔS°, for a reaction that is ONLY spontaneous at low temperatures:

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Q: 5. Which of the following are factors that determine whether a reaction is spontaneous or…

A: Any process is called spontaneous if there is not any output force is applied during the process or…

Q: Adding sidewalk deicer (calcium chloride) to water causes the temperature of the water to increase.…

A: A crystal of CaCl​​​2 is highly ordered. Strong ionic bond holds the anions and cations together in…

Q: 1A. The entropy will usually increase when I. a molecule is broken into two or more smaller…

A: Since you have posted a question with multiple sub-parts,we will solve first three sub-parts for…

Q: Which two of the following are spontaneous processes? (Circle only two): a) rusting of an iron nail…

A: A reaction which occurs without the input of energy is called a spontaneous reaction.

Q: Find the temperatures at which reactions with the following ΔH and ΔS values would become…

A: Given: a) ΔH= -126 kJ/mol,   ΔS = 84 J/K.mol We need to find out temperature at which reaction is…

Q: For each of the following processes, determine the sign on the entropy and the best explanation for…

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Q: 10.43 Which reaction occurs with the greater increase in entropy? Explain yo (b) Br,(g) + Cl,(g)→ 2…

A: 10.43 has been solved. For 10.47 b, more data is needed from the table.  Entropy is the measure of…

Q: نقطة واحدة Mixing of two or more gases is a spontaneous process O non-spontaneous process none of…

A: *.When more than one gas mix together , then completely mix together and hence a spontaneous…

Q: Which figure represents a process with a positive entropy change? 8. 8 8

A: Entropy :-  It is a measure of randomness or disorderness present in the system . If the randomness…

Q: Oxygen molecules dissociate to form oxygen atoms. spontaneous nonspontaneous A tray of water is…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: For the decomposition of mercury(II) oxide, HgO, to mercury and oxygen:             2HgO(s)…

A: Solution : the standard Gibbs free energy of formation (Gf°) of Mercury (II) oxide is -58.6 KJ.mol-1…

Q: Predict whether each process is spontaneous as described, spontaneous in the reverse direction, or…

A: A reaction is spontaneous if ∆S is positive. Entropy (S) is the measure of degree of randomness.…

Q: Which substance has the higher entropy? a. a sample of pure silicon (to be used in a computer chip)…

A: answer

Q: Arrange the following from lowest to highest entropy: CS2(4), CS2 (g). CCL (g), S(s).

A: Entropy is the measure of randomness or disorder. It is a state function. Its magnitude depends on…

Q: What is the free energy change for the process shown here under the specified conditions? T = 25…

A: We know that ∆G = ∆G° + RTlnQ ..(1) Here, Q = pH2^3*pN2^1/pNH3^2 = (0.250)^3(0.870)/(12.9)^2 =…

Q: Determine the sign of entropy change (+∆S or -∆S): a. CH3OH(l) → CH3OH(g) b.  2KClO3(s) → 2KCl(s) +…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: . Consider Ethanol (C2H5OH) (a) Write the balanced equation for the combustion of 1 mole of ethanol…

A: The enthalpy and entropy of formation values are taken from standard thermodynamics table.

Q: For a certain chemical reaction, ∆H° = -35.4 kJ and ∆S° = -85.5 J&gt;K. Calculate ∆G° for the…

A: ∆H°=-35.4KJ         =-35400J∆S° =-85.5J/K  T  =298K

Q: 1point You got a new lego set on your birthday and you build an air plane. The change in the entropy…

A: 3 1 pont You got a new lego set on your birthday and you build an air plane. The change in the…

Q: Given the following reaction: 2NO(g) + Cl2(g) 2NOCl(g) DHorxn = -75.5kJ 1. Is the reaction…

A: The reaction taking place is given as, =&gt; 2 NO (g) + Cl2 (g) -------&gt; 2 NOCl (g)…

Q: Indicate whether each process is spontaneous or nonspontaneous. a. water vapor condensing at 50 °C…

A: Answers are explained below.

Q: What is the free energy change for the process shown here under the specified conditions? T= 25 °C,…

A: Calculation of QP: QP=PN2×PH23PNH32=0.870×0.250312.92=0.000327

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

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Q: For each pair listed below, which choice has the substance with the highest entropy listed first?…

A: Entropy is defined as the degree of disorder in the substance. The factor that affects the entropy…

Q: 45. If a chemical reaction has a positive change in entropy, AS, then: A) the reaction is…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: the decomposition of hydrogen peroxide to water and oxygen,         H2O2(g) ⟶⟶ H2O(g) + O2(g) ΔΔH°…

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Q: Which of the following reactions are/is spontaneous? a) The melting of ice cubes at -5°C and 1 atm…

A: a. Melting of ice is non spontaneous at -5°C and 1 atm because it melts at 0°C and 1 atm. Below this…

Q: Which expression defines the change in free energy? a. ΔΗ + ΤAG c. ΔΗ-TAS b. ΔΗ+TAS d. ΔS-ΤΔΗ

A: We have to predict correct statement for change in free energy.

Q: What is a spontaneous process?  A. is reversible.  B. Is irreversible  C. may be reversible or…

A: Entropy is a measure of randomness  ∆S = Ssystem + Ssurrounding = ( for reversible process) ∆S =…

Q: Direction: identify whether the process is spontaneous or nonspontaneous. Write your answer on a…

A: A spontaneous process is defined as the process itself happens without any external agent or force.…