The change in entropy, ΔSrxn∘, is related to the change in the number of moles of gas molecules, Δngas. Determine the change in the moles of gas for each of the reactions and decide if the entropy increases, decreases, or has little or no change.   A. C(s)+H2O(g) ⟶ CO(g)+H2(g) Δ?gas= ?

Q: Will the change in entropy be positive or negative for each of the reactions listed below?  a.…

A: Thermodynamics is the branch of chemistry which deals with the study of heat and other forms of…

Q: 1. a) Why is chemical potential analogous to temperature and pressure? b) Under what circumstance…

A: a.  The chemical potential is the measure of free energy is changed in the process.  Since the free…

Q: Indicate whether each process produces an increase or decrease in the entropy of the system

A: Given :-  (a) CO2(s) —> CO2(g) (b) CaO (s) + CO2 (g) —> CaCO3 (s)  (c) HCl (g) + NH3 (g) —>…

Q: methanol, CH3OH, vaporizes at 25°C is 35.4 kJ/mol. What is the entropy change (in J/K) when one mole…

A: Given,   □Hvap = 35.4 kJ/mol T = 25 °c = 298 K □S = □H/T   = 35.4 ×1000/298 = 118.79 J/K-mol

Q: 1/2 O2(g) H2(g) + hydrogen H20 (1) охудen water HYDROGEN FUEL We will find that molecular hydrogen…

A: Given data : Standard entropy of H2 = Sθ(H2)=130.7J/mol K Standard entropy of O2 = Sθ(O2)=205.2J/mol…

Q: Calculate the change in entropy that occurs in the system when 47.5 g of acetone (C3H6O) vaporizes…

A:

Q: Consider the reaction CH4(g) + 2O2(g)CO2(g) + 2H2O(g) for which H° = -802.3 kJ and S° = -5.200 J/K…

A: (1) The given reaction is: CH4(g)+2O2(g)→CO2(g)+2H2O(g) ΔHo = -802.3 kJ/mol ΔSo = -5.200 J/K.mol at…

Q: What is the entropy change, in J mol1 K1, when 100.0 g of water boils at 100.0 °C? (AHvaporization…

A: Since the entropy change is given by  ΔS = ΔHvaporization / Tboiling point  where Tboiling point =…

Q: For each system listed in the first column of the table below, decide (if possible) whether the…

A: Entropy measures the randomness of a system. At equilibrium, entropy is maximum.

Q: Entropy changes cannot be measured with a calorimeter likê enth If the result upon calculation of…

A: 7. Entropy can be measured by using the formula, ∆S=qT Heat change can be measured calorimeter.…

Q: Part A An object at 20∘C absorbs 25.0 J of heat. What is the change in entropy ΔS of the object?

A: Since you have posted multiple questions as per guidelines we can answer only one per session . if…

Q: What is the entropy change when 307 J of energy is reversibly transferred to a sample of water at…

A:

Q: The normal boiling point of ethanol (C2H5OH) is 78.3 °C and its molar enthalpy of vaporization is…

A: Given: The normal boiling point of ethanol (C2H5OH) = 78.3 °C           Molar enthalpy of…

Q: The change in entropy, ASxn, is related to the the change in the number of moles of gas molecules,…

A:

Q: onsider the combustion reaction of ethane: 2 C2H6 (g) + 7 O2 (g)  6 H2O (g) + 4 CO2 (g) Which is…

A: The given reaction is, 2C2H6g+7O2g→6H2Og+4CO2g

Q: Consider this chemical reaction: glutamate + NH3 → glutamine + H2O. Calculate the Gibbs free energy…

A: Given ΔH = 4103 cal ΔS = 2.4 cal/K T = 68°F

Q: Determine whether the change in entropy increases or decreases. 1.Sublimation of naphthalene balls…

A: Entropy is a thermodynamic quantity that measures randomness or disorder. Higher is the entropy…

Q: entropy change

A:

Q: What is the change in entropy when 0.600 g of water decomposes to form hydrogen gas and oxygen gas…

A: Given, 2H2O(l) ----> 2H2(g) + O2(g); Delta S° = 326.3 J/K at 298 K

Q: which of the following reaction leads to an increase in entropy of the system? a) NH4Cl(s) ->…

A: * Answer : Correct option is which entropy increases __ a) NH4Cl(s) -----> HCl(g) + NH3(g)   *…

Q: Does

A: 1- If temperature is constant but pressure will changed then entropy is inversely proportional to…

Q: 1. What is overall change in entropy of the reaction: Al:(CO:): -> Al:Os + 3 CO: Al:(COs); = 12.8…

A: Answer: Entropy of the system is the measure of its disorder or randomness.

Q: 1A. The following 3 parts pertain to the entropy change for a sample of neon gas initially at 250 K…

A: 1B.Steps required to calculate the Entropy change: 1. First we have to put the entropy change…

Q: Does the entropy increase or decrease in these reactions? Why? 4Al + 3O2 -------> 2Al2O3 C + 2Cl2…

A: Entropy is a measure of degree of disorder or randomness in the system. The greater the randomness…

Q: For each system listed in the first column of the table below, decide (if possible) whether the…

A: Entropy is a measure of randomness of a molecule or compound or a system.  If there is greater…

Q: 1. 4NH3(g) + 5O2(g)4NO(g) + 6H2O(g) for which H° = -905.2 kJ and S° = 180.5 J/K at 298.15 K. (1)…

A: 4NH3(g) + 5O2(g)4NO(g) + 6H2O(g) for which H° = -905.2 kJ and S° = 180.5 J/K at 298.15 K.…

Q: For each system listed in the first column of the table below, decide (if possible) whether the…

A: Since,

Q: Consider the reaction of 8 mol H2(9) at 25°C and 1 atm with 8 mol Br2 (1) at the same temperature…

A: The given reaction is: ∆G˚f = -53.5 kJ/mol Calculation of maximum useful work: As the reactants…

Q: CH,-CH,-CH,() (ఎfo-140-1-10· (l) CH;-CH=0 (g) CO (g) CH, (g) (I) MgO (s) MgCO,(s)

A: Entropy (S) : Generally, entropy is defined as a measure of randomness or disorder of a system.…

Q: Which reaction results to a decrease in the entropy of the system? O 4 NH3 (g) + 5 02 (2) → 4 NO (g)…

A: The entropy is the measure of degree of randomness in a molecule.

Q: Which statement is correct? Dissolving table salt (NaCI) in water leads to a decrease in entropy…

A: Correct option is (C)

Q: A. Indicate whether entropy increases or decreases and positive or negative in the following…

A: Entropy measure the randomness of system.  The order of intermolecular forces present in different…

Q: 2. When an isolated system undergoes a reversible process, A. It is isentropic. B. The entropy…

A: There are several types of thermodynamic processes, including (a) isothermal, where the system's…

Q: of the following is the entropy change of the system? B. +7.618 J/K /K C. -4.989 J/K D. +4.9 of the…

A: Given, T = 298 Mole(n) = 1.0 mol Volume (V1) = 2.0 L Final Volume (V2) = 5.0 L Using entropy…

Q: 23. In a reaction, the change in entropy is given as 2.4 cal/K and the change in Gibbs free energy…

A:

Q: Consider the formation of nitrosyl chloride from NO and Cl2 at 25.0°C: 2NO(s) +Cl2(g) → 2NOCI(g)…

A:

Q: Calculate the change in entropy that occurs in the system when 23.0 g of isopropyl alcohol condenses…

A:

Q: For the following reactions, indicate whether the entropy of the system increases, decreases, or…

A: Entropy of the system of given three reactions are -

Q: 1. Which of the following will have the greatest standard molar entropy (S°)? a. Hea b. H2Om c. NH3)…

A: Here we have to determine entropy change in the following given cases.

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

A:

Q: Which reaction produces a decrease in the entropy of the system? A) 4 NH3(g) +  5 O2 (g)   →  4 NO…

A: Given reactions A) 4 NH3(g) +  5 O2 (g)   →  4 NO (g)  +  6 H2O (g) B) Na (s) + 1/2 Cl2 (g)  →  NaCl…

Q: For the following reactions, indicate whether the entropy of the system increases, decreases, or…

A:

Q: What is the entropy change, in J mol-1 K-1, when 100.0 g of water boils at 100.0 oC?…

A: The relation between deltaH vaporization and change in entropy is:

Q: For each of the following reactions, predict if the entropy of the system will increase, decrease,…

A: Entropy :-  It is a thermodynamic property which is a measure of randomness or disorderness present…

Q: Acetic acid, CH3COOH, freezes at 16.6°C. The heat of fusion,
Hfus, is 69.0 J/g. What is the change…

A:

Q: Evaluate each reaction below and using your knowledge of entropy, predict whether entropy will…

A:

Q: Combustion of glucose (CH0 is the main source of energy for animal cells: CH,0) + 60/g) → 6C0,(g) +…

A: The given data contains, ∆Greaction =-2872 kJ.Number of aminoacids=84