Question 10 of 20 Submit a chemical reaction has a positive AH nd a positive AS, then A) it will be spontaneous at all emperatures. 3) it will be non-spontaneous at all emperatures. C) it will be spontaneous at high

Q: Can introducing a catalyst make a non-spontaneous reaction spontaneous? If yes, how (what does the…

A: A catalyst is the one which generally increases the rate of reaction without itself being used up in…

Q: Using a Venn Diagram, compare and contrast a spontaneous and non-spontaneous process.

A: To distinguish between spontaneous process and non-spontaneous process using the given Venn diagram.…

Q: Which combination of AH and AS NEVER has a spontaneous reaction? & tAH and +AS A -AH and -AS C -AH…

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Q: Directions: Calculate the standard entropy change for the following reaction using the table of…

A: The standard entropy change (∆S°) of a reaction can be calculated from standard entropy values of…

Q: For the following reaction at 25°C: N2H4 () + 302 (g) → 2NO2 (g) + 2 H20 () Calculate AHO Calculate…

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Q: For a given chemical reaction, the value of AH is positive and the value of AS is positive. The…

A: The answer is given below

Q: For a given chemical reaction, the value of AH is negative and the value of AS is negative. The…

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Q: Choose the FALSE statement. OA process for which AHsys > 0 and ASsys O is spontaneous at…

A: Spontaneous reaction is a process which under some given condition may take place by itself or by…

Q: A student places a piece of solid iron into a solution containing copper(II) ions. 7 (a) Write the…

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Q: Predict the sign of AS for the following reaction Br O negative O No answer text provided. O no…

A: Entropy is the measurements of randomness . Greater the number of molecules greater will be…

Q: Select the statements below that are false, and then think about why they are not true. A chemical…

A: Answer - a) a) when products are lower in energy than the reactants - the reaction is spontaneous.…

Q: Write equations for the oxidation of Fe and of Al. Use ∆Gofto determine whether either process is…

A: Oxidation is loss of electrons while reduction is gain of electrons and they always occur together.…

Q: Which of the following conditions describe a reaction that is spontaneous at "low" temperature and…

A: OPtion D (ans)From the thermodyamic equation we know that ∆G=∆H-T∆SWhere ,∆G = Free energy change∆G…

Q: For a given chemical reaction, the value of AH is positive and the value of AS is negative. The…

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Q: Given the following table of thermodynamic data,   Substance ΔH∘f(kJ/mol)   S∘(J/mol⋅K)   H2(g)…

A: The "spontaneous reactions" always favor "forward reactions" where more product gets yielded and…

Q: 20. What are the signs of AH and AS for a reaction that is spontaneous at any temperature? O A) AH…

A: For a reaction to be spontaneous, the Gibbs free energy value (ΔG) for the reaction should be…

Q: For the below endothermic chemical reaction, ASsys is [ Select ] and ASsurr is [ Select ] * meaning…

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Q: Solve the attached

A: Enthalpy of reaction is equal to the change in enthalpy when the reactant is converted into…

Q: If AH is positive and AS is negative for a reaction, then the reaction is O nonspontaneous at low…

A: For a reaction to be spontaneous ∆G should be negative . We know that  ∆G = ∆H-T∆S

Q: A reaction has values of AH and AS which are both positive. The reaction * Is spontaneous O…

A: When ∆H and ∆S both are positive then reaction is ---

Q: Question 7 According to the table below, which statement desc the randomness decreases? Enthalpy…

A: Spontaneous reaction can be defined as the reaction that occur by itself without any external source…

Q: B. Predict the value of Gibb's Free energy and Spontaneity based on the values of AH and AS.…

A: We have to predict the sign of G and spontaneity of the process for given enthalpy change and…

Q: Question 20 of 20 Submit A reaction will be spontaneous at all temperatures if. A) AH and AS are…

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Q: a spontaneous reaction u

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Q: Complete the table. That is, calculate AG for the first reaction and AS for the second. (Round your…

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Q: A spontaneous reaction is spontaneous in one direction. O True O False

A: True.  Spontaneous reactions are uni directional.

Q: 1.Which of the following statements are true for the reaction: I2e) → I. AH is positive II. AH is…

A: I2(g) ----> 2I(g)

Q: A) In the temperature range between 25°C and 340°C, the reaction in the previous two questions is…

A: A) ∆G˚ at 25˚C is given as 893.84 kJ/mol ∆G˚ at 340˚C is given as 11115 kJ/mol Since ∆G˚ is positive…

Q: Determine the signs of ASsys and ASsurr for the chemical reaction shown:

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Q: pe spontaneous at

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Q: Question 17 For the following reaction at 25°C: 4NH3 (g) + 502 (g)→ 4 NO (g) + 6H20 () Calculate AH°…

A: Given reaction: 4NH3(g) + 5O2(g) → 4NO(g) + 6H2O(l) We have to calculate the values of ∆H∘, ∆S∘, and…

Q: Which statement is true for the freezing of liquid wa O AH is negative; AS is negative; AG is…

A: Freezing is the process in which liquid converts to solid. So heat is released.  Hence it is…

Q: S(s)+O2(g)⇄SO2(g), is -300.4 kJ. Which statement below is true? a. This reaction is non-spontaneous…

A: B option is correct. If ∆G is negative that means reaction is spontaneous.ΔG cannot tell us anything…

Q: A reaction is never spontaneous when A. O AS is positive surr B. O ASis negative surr C. O AS is…

A: ∆Suniverse = ∆Ssytem + ∆Ssurroundings

Q: Question is attached

A: Spontaneous Reactions. Reactions are favorable when they result in a decrease in enthalpy and an…

Q: Which of the following is true of a spontaneous process? A. O AG and ASuniv are both negative B. OAG…

A: For spontaneous process, ∆Suniv  should be equal to or greater than zero. Hence, ∆Suniv should be…

Q: Which of the following represents a process that is spontaneous only at high temperatures? AH:…

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Q: The process of iron being oxidized to iron(II) oxide (rust) is spontaneous. Which of these…

A: The true statement has to be given,

Q: The process of iron being oxidized to make iron(III) oxide(rust) is spontaneous. Which of these…

A: The process of rusting of iron is an important phenomenon and it indicates an oxidation reaction. It…

Q: TRUE OR FASLE Entropy increases from solid to liquid to gas

A: Entropy represents degree of disorder or randomness.

Q: Calculate AG for a reaction at 85 °C if AH is -34.6 kJ and AS is -114 J/K. Is the reaction…

A: Answer of this question :-

Q: Án endothermic reaction will be spontaneous... Only if AS(-), and the temperature is LOW O Only if…

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Q: When AH is negative and AS is positive, the reaction is: ONever spontaneous OSpontaneous at low…

A: Detail solution is given below

Q: Which of the following combinations of values for AH and AS for a given process, indicate that the…

A: The change in Gibbs free energy of a system can be expressed in terms of change in entropy and…

Q: An spontaneous process ALWAYS has a negative AG O has a negative AH O has a positive AH has a…

A: A spontaneous process is capable of proceeding in a given direction without needing to be driven by…

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: Given that AH and AS for a reaction are both negative, the reaction will be O nonspontaneous at all…

A: Given that ΔH and ΔS for a reaction are both negative. Using, ΔG = ΔH - TΔS

Q: Is the reaction spontaneous at all temperatures? If not, explain. Choose one: O The reaction will be…

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Q: If a reaction has a negative AG, it is spontaneous as written (left to right).

A: Gibbs Free energy gives an idea about the spontaneity of the reactions

Q: If AH is negative and AS is positive, the reaction is O nonspontaneous at all temperatures. O…

A: The relationship between Gibbs free energy, enthalpy, temperature, and entropy is expressed as,…