2 Cr   +    3 F2   à   2 CrF3     spontaneous     nonspontaneous

Q: Choose the compound with the largest standard molar entropy, S° (298.15 K). A) H:O(I) B) H:O(g) C)…

A: Standard molar entropy: The standard molar entropy is defined as the entropy or degree of randomness…

Q: Explain how the internal energy and entropy of a system composed of two levels vary with…

A: SOLUTION: Step 1: Consider a two-state system in which the lower state is assigned an energy equal…

Q: 3. The third law of thermodynamics can be combined with experimental data to provide an absolute…

A: Third law of thermodynamics combined with experimental data to determine absolute value of which…

Q: Compare and contrast spontaneous and nonspontaneousreactions.

A: Chemical reactions lead to conversion of reactant molecules to the new desired product. The…

Q: Which

A: We will choose Correct option

Q: Predict whether the entropy change of the system in N2 (g, 10 atm) —> N2 (g, 1atm) is positive or…

A: The entropy of a substance increases with its molecular weight and complexity and with temperature.…

Q: what is a tharmodaynamic

A: Thermodynamics is a branch of science in which we study about the change in temperature or heat…

Q: Cite at least 3 examples of non-spontaneous phenomena.

A: This question belong to thermodynamics concept of spontaneity. We know that, ∆G = ∆H-T∆S…

Q: What is the absolute entropy of chlorine gas at 300 K using Cp = 0.48 J/ g.K?

A: Given that : We have to calculate the absolute entropy of chlorine gas at the given conditions :…

Q: the work done on a system (+delta G) ro bring it into an ordered state (negative delta S)

A: When work is done on the system (+∆G) to bring it into an ordered state (-∆S).

Q: Determine if the composition of potassium chlorate (KCIO3) is spontaneous or not. KCIO3 (s) > KClo3…

A:

Q: C4H10 (g)+6.5 O2 (g) --> 4CO2 (g) +5H2O (g) favors spontaneous or nonspontaneous?

A: In this question, we will see this reaction is spontaneous or not.  You can see details Solution…

Q: 8 Find the correct thermodynamic description of the following  reaction that is spontaneous at some…

A: Introduction: Gibbs free energy determine the maximum amount of work done in a system at constant…

Q: What is the maximum work (in kJ) that can be done with the combustion of 1.0 mole of methanol at 298…

A: W = -∆nRT  Where W = work  ∆n = change in moles       = Sum of coefficients of gaseous product- sum…

Q: Define the term thermodynamic measurements?

A: The branch of science which deals with the quantitative relationship of heat with the other forms of…

Q: A reversible process is one that __________.   Group of answer choices 1) must be carried out at…

A:

Q: Calculate delta H degrees for the process: Zn(s) + S(s) + 2O2(g) = ZnSO4(s) from the following two…

A: Given:

Q: Given the following data, predict whether the reaction below is spontaneous at 25°C: NO2(9) + N20(9)…

A: The given reaction is as follows: NO2(g) + N2O(g) →3NO(g) The ∆rG° of the reaction can be calculated…

Q: Choose the compound with the smallest standard molar entropy, S° (298.15 K). A) H2O (l) B) H2O (g)…

A: Entropy is the measure of disorder of molecules in a system. More the randomness, more will be the…

Q: At what temperature or range of temperatures will a reaction be spontaneous if the value of H° =…

A: ∆G = ∆H- T∆S If ∆G < O spontaneous reaction If ∆G > O  non spontaneous reaction

Q: Can a reaction with a negative(-deltaS) entropy and a positive enthalpy (+deltaH) ever be…

A:

Q: What is the entropy (S) of a system with 8.3 x 1030 microstates? 5.5 x 1022 J/K 4.4 x 10-22 J/K 8.5…

A: We have to calculate the entropy of system.

Q: How is the third law of thermodynamics interpreted in a microscopic thermodynamic sense

A: According to the third law of thermodynamics, the entropy of a perfect crystal is zero at 0 K. It is…

Q: Cu2+   +    2 ClO2-     →     Cu   +   2 ClO2       spontaneous     nonspontaneous

A: Interpretation - For this reaction Cu2+   +    2 ClO2-     →     Cu   +   2 ClO2    , tell about…

Q: Cite at least 3 examples of spontaneous phenomena.

A: Example 1 : Common salt dissolves in water of its own. Reason : when we put some salt in a glass of…

Q: Determine if the acid-base neutralization reaction of hydrochloric acid (HCl) with sodium hydroxide…

A:

Q: 3. Calculate H and S for the reaction. Predict whether the reaction is spontaneous at 25 C and 500…

A:

Q: Predict the following reaction, whether its spontaneous or non-spontaneous.          a. 2NaOH (s)…

A:

Q: 4 Fe + 30, 2 Fe,O; AS°3ys = - 225 J /K AH® 0.0 0.0 -98.3 kJ/mol What is AS° univ if AS°ys = - 225 J/…

A:

Q: spontaneous or non-spontaneous.

A:

Q: Given that the molar entropy change (AS) of water at 273 K is 22.0JK¹ mol¹. What is the heat of…

A: Which one of the following is correct

Q: List the 3 conditions necessary for determining the standard change in a thermodynamic property,…

A: S is the entropy or the randomness of the thermodynamic system.  G is the Gibbs free energy of the…

Q: With respect to the system only, a reaction with ΔH > 0 and ΔS < 0 is predicted to be: Group of…

A: Correct option is Nonspontaneous at all temperatures.

Q: N2(8) + 3F2(g) → 2NF3(g) N2(g) + 3C12(g) → 2NC13(g) AH° = 460 kJ AS® = -275 J/K N2F4(g) → 2NF2(g)…

A: Since you have posted question with multiple subparts as per guidelines we can answer only three per…

Q: the following reaction is endothermic: 2SO3(g)->2SO2(g) +O2(g). the reaction is a) spontaneous at…

A: For a process that occurs at constant temperature and pressure, spontaneity can be determined…

Q: Half a mole of an ideal gas expands isothermally and reversibly at 273.15 K from a volume of 22 L to…

A:

Q: Select the substance that contains the greatest standard molar entropy in the gaseous state. O…

A: Correct option is - CH3CH2CH2CH2OH

Q: 3. The maximum quantity of energy available for useful work in a system undergoing change is: A)…

A: The maximum amount of useful work is the work that has been done including expenditure of energy.

Q: For an ideal solution containing 500 g toluene (92.14 g/mol) and 300 g xylene (106.16 g/mol)…

A: No of moles of toluene and xylene are calculated as follows: ntoulene=500 g92.14 g/mol=5.4265…

Q: Classify each of the reactions according to one of the four reaction types summarized in the table…

A: a) The reaction and data given is,

Q: Titanium has a normal melting point of 1668 °C and a molar enthalpy of fusion of 14.15 kJ mol-1 .…

A:

Q: Under what circumstance can the enthalpy of a system decrease for a spontaneous process?

A: Entropy measures the degree of randomness in the system. When a substance changes its phase solid to…

Q: 2. 22.5 g of Zn (Cp = 0.387 J/g°C) is heated to the boiling point of water, then added to 25 mL of…

A: Mass of zinc (m) = 22.5 g Specific heat capacity of zinc (s) = 0.387 J/goC Initial temperature of…

Q: Why do exothermic processes tend to be spontaneous at low temperatures?

A: Why do exothermic processes tend to be spontaneous at low temperatures?

Q: How much heat is removed from the condensation of water at 25°C? Given the standard entropy of the…

A: In this question we need to find out latent heat of vaporization. Let us solve this step by step.

Q: (s) + Fe²"(aq) = Co³*(aq) + Fe(s) E =-0.16 V reaction is spontaneous if [Co2*y[Fe2+1 > 3.91x10-6…

A: The reaction is spontaneous when Ecell &gt; 0

Q: To reach thermodynamic equilibrium under certain constraints, some state functions need to be…

A: Thermodynamic  - what is the branch of science which deals with the study of relation between  heat…

Q: Is this a spontaneous or nonspontaneous process?

A: Is this a spontaneous or nonspontaneous process?

Q: Which set of values is thermodynamically impossible?   ∆G/kJ ∆H/kJ ∆S/J K-1 Keq a. 0 0 0 >0 >0 0 1…

A: Given : The set of ∆G, ∆H , ∆S and Keq values. To find : incorrect set of the values. Solution: As…

Q: 4 Fe 3 0, 2 Fe,O3 AS° sys = - 225 J/K + AH° 0.0 0.0 -98.3 kJ/mol What is AS°uniy if AS° sys = - 225…

A: