Which of the following statements are true about spontaneous processes? I. Spontaneous processes occurs without the addition of free energy. II. Spontaneous processes are exergonic. III. For spontaneous processes, AG < 0. O Il only O , II, and III Il and II O Il only O l only

Q: 19.) Consider the following reaction, determine the temperature at which it is spontaneous? SO3 (g)…

A: We are authorised to solve only one question at a time. Please post rest of the questions…

Q: 2 AgNO3 (s)  +  SO2 (g)      →     Ag2S (s)  +  2 NO2 (g)  +  2 O2 (g) Is the reaction spontaneous…

A:

Q: COCl2(g) ---> CO(g) + Cl2(g)   6. Is this reaction spontaneous under standard conditions? 7. If…

A: If there is an increase in the moles of gaseous compounds then the entropy change for the reaction…

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 of these reactions is expected to be spontaneous at all temperature?          (A

A: We have to tell which reactions is expected to be spontaneous at all temperature

Q: Consider the following reaction at 25°C: 3 N,(g) + 0,(g) + H,(g) → HNO,(aq) 2 2 For this reaction A…

A: For spontaneous reaction standard Gibbs free energy change is always negative

Q: What temperature does the following reaction become non spontaneous? 2 H2S (g) + 3 O2(g) —> 2…

A:

Q: You are studying the decomposition of CaCO3(s). CaCO:(s) → Cao(s) + CO2(g) ) At what temperature…

A: Given reaction:  Decomposition of CaCO3(s)

Q: By is an exothermic reaction. 1) Ag) Analyze when this reaction is spontaneous (i.e. spontaneous at…

A:

Q: Consider the decomposition of gaseous N2O4: N2O4(g) → 2 NO2(g) ΔH° = +57.1 kJ/mol; ΔS° = +175.8…

A: The chemical equation :  N2O4(g) ---&gt; 2NO2(g)  ∆H° = +57.1 KJ/mol  ...or  because 1KJ = 1000 J…

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: es the following reaction become non spontaneous? 2 H2S(g) + 3 O2 (g) ⟶⟶ 2 SO2(g) + 2 H2O(g)     ΔH…

A: In classical thermodynamics, the chemical reaction is called non-spontaneous if the Gibbs free…

Q: Which of the following processes are spontaneous?(a) Methane burns in air. (b) A teaspoonful of…

A:

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

A: Gibbs free energy change is an extensive property as well as state function whose absolute value…

Q: For each reaction, calculate AHn, ASn , and AGn at 25 °C and state whether or not rxn rxn the…

A:

Q: A reaction is spontaneous at all temperatures. Which of the following statements is true? AHen 0…

A: Spontaneity of a reaction depends on the enthalpy as well as the entropy change. For a reaction to…

Q: SO3 + H2O -> H2SO4 Is this chemical reaction spontaneous or non- spontaneous? Fast or slow?

A: The importance of Gibbs energy is that it gives information about the spontaneity of the reaction or…

Q: A reaction is always non-spontaneous when   ∆H>0, ∆S>0   ∆H>0, ∆S   ∆H   ∆H0

A: In this question, we will Select the correct condition for non-spontaneous Reaction ( which is…

Q: For the process, CO 2 (s) -> CO 2 (g), this process (and explain why) A. is always spontaneous B. is…

A: For any process to be spontaneous, the free energy change must be negative.delta G = delta H - T…

Q: Determine if the synthesis of sulfuric acid is a spontaneous reaction at 25°C. Chemical Equation: S+…

A: The enthalpy of a reaction is the amount of energy released or gained during the course of a…

Q: CCl4 (l)    CCl4 (g)      At what temperature does the phase change become spontaneous?  (Give in…

A: Answer is explained below.  For this problem required thermodynamic parameters are as follows:

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: At SATP, which reaction below is spontaneous? A. CO2(s)→CO2(l) B. CO2(s)→CO2(g) C. CO2(g)→CO2(l) D.…

A: In this question, we have to find out the correct answer of given problem by the help of the concept…

Q: For a chemical reaction to be spontaneous only at low temperatures, which of the following…

A: For any reaction to be spontaneous, the value of ΔGo i.e DGo of the reaction should be -ve. Hence…

Q: 17. Classify the following processes as spontaneous or nonspontaneðus. Expl your answers in terms of…

A: "Since there are multiple sub-parts in this question and it is not mentioned that which one has to…

Q: 2 NH3 (g) + 2 O2 (g) → N20 (g) + 3 H20 (g) Is this reaction spontaneous only at low temperatures,…

A:

Q: Consider the reaction: NH3 (g) + HCI (g) NHẠC1 (s) Given the following table of thermodynamic data,…

A: using the Enthalpy of formation, product-reactant  also apply the same concept to the entropy case .…

Q: For the decomposition of mercury(II) oxide, HgO, to mercury and oxygen: 2H9O(s) --> 2Hg(I) + O2(g)…

A:

Q: For the reaction C6H6 (l) + 3 H2 (g)  -->  C6H12 (l)        ΔHo = –206.7 kJ/mol What statement is…

A: We know that   ΔGo =  ΔHo - T ΔSo and for a reaction to be spontaneous  ΔGo should be negative.

Q: Determine whether each process is spontaneous or not. 1. Water molecules fprm from hydrogen amd…

A: No it is not spontaneous.

Q: Under what conditions does an increase in temperature turn a nonspontaneous process into a…

A:

Q: A reaction is always non-spontaneous when a ∆H>0, ∆S>0 b ∆H>0, ∆S c ∆H d ∆H0

A:

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: 3. The standard free energy change at room temperature may be calculated as   A,…

A: Given  A, ΔG°=∑νΔG°(products)−∑νΔG°(reactants)   B, ΔG°=∑νΔG°(reactants)−∑νΔG°(products)   C,…

Q: Which of the following reactions will NOT be spontaneous at any temperature?          (A) 2SO3(g)…

A: If Delta G is negative then reaction is spontaneous and if positive then reaction will never be…

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: Which of the following statements given is/are FALSE? I. A system at constant temperature cannot…

A: The correct option is:

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: 4. At what temperature the reaction becomes spontaneous? 5. The vant Hoff's equation works if…

A: The Vant't Hoff equation gives us the relation between standard Gibbs free energy change ∆G and…

Q: 2. Why does entropy increase during a spontaneous process? A. Entropy increases because energy…

A:

Q: Is this reaction spontaneous? Why or Why not?  CaC2(s) + 2H2O(l) ---> C2H2(g)  + Ca(OH)2(s) Delta…

A: The entropy change, ΔSrxn, for the reaction is; ∆Srxn=∆Sproduct-∆Sreactant=83.4 J mol-1K-1+200.8 J…

Q: 1.With respect to the system only, a reaction with ΔH < 0 and ΔS < 0 is predicted to be ___________.…

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

Q: Nitric oxide reacts with chlorine to form NOCI. The data refer to 298 K. 2NO(g) + Cl2(3) → 2NOC(g)…

A: The standard Gibb's free energy change of a reaction at 298 K can be calculated by the following…

Q: NH3(g)   +  HCl(g)   ---->   NH4Cl(s) ΔHfo(kJ/mol):  -46.2          -92.3                   -314.4…

A: The reaction given is  NH3(g)   +  HCl(g)   -------&gt;   NH4Cl(s)

Q: 2 NH3 (g) + 2 02 (g) → N20 (g) + 3 H20 (g) Is this reaction spontaneous only at low temperatures,…

A:

Q: Which of the following processes are spontaneous?  Spreading a fragrance of perfume through a room.…

A: Spontaneous reaction: The process which does not need any external energy for the initiation of the…

Q: 2. Calculate the total Entropy change for the decomposition of hydrogen peroxide (H₂O2). Is the…

A: Given-&gt; 2H2O2(l) --------&gt; 2H2O(l) + O2(g)

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

A:

Q: At what temperature, in °C does the spontaneity of the following reaction change? Reaction: 4HCI(g)…

A: