Predict whefther the entropy change is greater than or less than zero for each oft the following processes. 1. freezing water 2. sublimation of dry ice 3. dissolving sugar in water

Q: 1. For each of the following pairs, predict which (A or B) will have the greater entropy, and in one…

A: Higher is the no of atoms higher is the entropy .

Q: Use the equation for free energy change and the equation that links standard free energy change to a…

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Q: Explain why the entropy change when a gase expads isothermally?

A: When the gas will expand isothermally  change in the internal energy is zero .

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: Two different gases occupy the two bulbs shown here.Consider the process that occurs when the…

A: EXPLANATION: part a) The final (equilibrium) state:

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

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Q: The AG for the freezing of H20(1) at -10 °C is -210J/mol, and the heat of fusion of ice at this…

A: Entropy change of the universe : ∆Suniverse =-∆GSystemT  ∆Suniverse = -(-210)(-10 + 273.13)=…

Q: the reaction is negative at all temperatures. as zero entropy since elements should have zero…

A: Entropy is degree of randomness or disorderness. As we know,  order of Entropy is Solid <…

Q: Which of the following has the greatest entropy- (a) H2O (g) at 100 °C (b) H2O (€) at 100 °C (c) H2O…

A: Entropy (∆S°) is generally the randomness or disorder present in the molecule. So, the amount of ∆S°…

Q: The sign for the change in entropy is positive for ...

A: Entropy is basically a molecular disorder or randomness. Solid has less entropy than liquid. Liquid…

Q: Use the following information to find entropy of the vaporization of Sn (tin). The boiling point…

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Q: Polymer -->  Product and you determine that at a given temperature the reaction is spontaneous and…

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Q: Entropy Change Suppose we have 1.50kg of water at a temperature of 0 degree Celsius. We put the…

A: Mass of water = 1.50kg or 1500 g  Temperature = 0°C or 273.15 K

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: Predict which among the following substance in each pair has the higher entropy and justify your…

A: 1 mol of He(g) at 250°C and 0.2 atm has the higher entropy. Entropy will increase with rise in…

Q: Describe and explain entropy of this situation 1.Cleaning the whole living room before and after 2…

A: A question based on chemical thermodynamics that is to be accomplished.

Q: Given the data below, calculate the standard entropy of the following reaction (remember that…

A: Given, The balanced reaction is given as :  C (s) + H2O (g) ↔  CO (g) + H2 (g)

Q: Calculate the standard entropy change ΔS° for the following reaction, using the tabulated standard…

A: Consider the given reaction is as follows; N2 g + 3 H2 g → 2 NH3 g Given information is as follows;…

Q: 4.14)  A sample of neon (Ne) gas initially at 20 C and 1.0 atm is expanded from 1.2 L to 2.6 L and…

A: The temperature has to be converted from degree Celsius to Kelvin.

Q: d standard entropy change for the reaction are: =-114.0 JK' mot", respectively. rgy change for the…

A: This question is related to Thermodynamics

Q: Whatto do: Determine whether the entropy change is greateror lesserthan zero for each of the…

A: Answer: Entropy is actually tells us about, in how many different states a system can be. More…

Q: What is “entropy” ? Give a useful definition. In each of the following balanced chemical reactions,…

A: Entropy may be defined as a measure of randomness in a system.

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

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Q: What is the entropy when 1.53 moles of CCl,F2 vaporize at 25°C? [AH(vap) = 17.2 kJ/mol at 25°C]

A: Number of moles of CCl2F2, ∆H(vap) and the temperature for which entropy is to be determined.

Q: The value of AHtransition of C(graphite)-C(diamond) is 1.9 kJ/mol at 25 °C. Entropy of graphite is…

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Q: Diethyl ether is a liquid at normal temperature and pressure, and it boils at 35°C. Given that ΔH…

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Q: Given the data below, calculate the standard entropy of the following reaction (remember that…

A: Cs+H2Og↔COg+H2g∆S°Reaction=ΣSproduct-ΣSReactant

Q: Explain why the entropy is higher for a system with 5 particles in 3 energy states than for a system…

A: Basically,entropy is a unit of randomness. More the randomness in the system,more will be its…

Q: At constant pressure, what is the value of entropy change? o C, -dT T nRln-

A: Option (2) CpdT

Q: a. ENTROPY: Predict the sign of the change in entropy for the following processes. (Positive/…

A: 1. Decomposition of carbonic acid into water and carbon dioxide is associated with positive change…

Q: 13. Which is TRUE about decreasing entropy? A. Spu> Sugsid> Sudd C. Suquid > Suia > S B. S< Suguit <…

A: Entropy of a substance is a measure of the randomness of the molecule present in the…

Q: Which equation is incorrect about the entropy of a substance? A. S gas = 0 B. S liquid > 0 C. S…

A: Since we know that Entropy means the degree of randomness of a substance. We also know that Ssolid…

Q: B. Entropy 5. Which of the following are A. Entropy and B. Entropy and

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Q: entropy

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Q: The reaction 2 Mg(s) + O2(g)-----&gt;2 MgO(s) is highlyspontaneous. A classmate calculates the…

A: Spontaneous reaction: It is defined as the reaction in which there is the formation of the product…

Q: Which of the following definitions correlate to the term nonspontaneous process? O Change in entropy…

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

Q: Use the given standard entropy values to calculate the standard entropy change to convert hydrogen…

A: Given data Reaction : 4 HCl (g) + O2 (g) → 2 Cl2 (g) + 2 H2O (g) Standard molar entropy:…

Q: Calculate the entropy change when graphite burns in sufficient supply of oxygen as shown in the…

A: Cgraphite(s) + O2(g) ------&gt; CO2(g)

Q: Calculate ΔS° for the following reactions, using standard entropy values

A: Calculate ΔS° for the following reactions, using standard entropy values  e) Pb(s) + 1/2 O₂(g)…

Q: For each of the following pairs, predict which substancehas the higher entropy per mole at a given…

A: a) Gas molecules are more random than liquid molecules. Entropy increases with increase in…

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: C,H, (g) + 30,(g) - 2 CO,(g) + 2 H,O(1) С. The entropy, ASixn, mol Angas increases. decreases. O has…

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Q: DEFINE ENTROPY TO THE BEST OF YOUR UNDERSTANDING USING DIAGRAMS AND SYMBOLS TO VISUALIZE THE CONCEPT

A: the term entropy related to thermodynamic property. it is a measurable physical property

Q: Propanol 1C3H7OH2 melts at -126.5 °C and boils at 97.4 °C. Sketch how the entropy changes as…

A: Entropy is the measure of the randomness of the system. The entropy of the system increases for the…

Q: What is the entropy when 1.36 moles of CCI,F2 vaporize at 25°C? [AH(vap) = 17.2 kJ/mol at 25°C]

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Q: Which substance has the higher entropy? Explain your answer. a. Dry ice (solid CO,) at -78°C or…

A: Solution-   Suniv &gt; 0, where Suniv is the change in the universe's entropy. Entropy is a measure…

Q: Arrange the following substances at room temperature in order of increasing entropy: CH4(g), Ar(g),…

A: So we'll arrange  the following substances at room temperature in order of increasing entropy:…

Q: Humpty Dumpty , a famous nursery rhyme is a good example of entropy.Describe the entropy of Humpty…

A: In this question, we have to Describe the entropy of Humpty dumpty before and after it fell from the…

Q: Constants | Periodic Table ), best describes the entropy changes for the process at temperature…

A: When water molecules converted into gas vapour form then volume of the system Increases means…

Q: Determine the sign of entropy change (+∆S or -∆S) a. 2KClO3(s) → 2KCl(s) + 3O2(g) b. N2O4(g) →…

A: The entropy (S) is determined on the basis of the phase transition of the reacting species. The…