Which of the following have more entropy? Explain your reasoning! a. A deck of cards in order or a shuffled deck? b. CACO3(s) or CaO(s) + CO2(g) c. H2O (at 25 °C) or H2O@ (at 50 °C) d. A hot block or A cold block

Q: Which involves the greatest increase in entropy? O A. H20 (s, 0°C) H20 (I, 0°C) O B. H20 (I, 0°C)→…

A: Entropy is defined as the degree of randomness of a system and it increases for a spontaneous…

Q: Determine the sign of entropy change (+∆S or -∆S): a. Expansion of gas b. CaCO3(s) → CaO(s) + CO2(g)…

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

Q: Describe the spontaneity and solve entropy of the processes. Formation of H2O from H2 and O2:…

A: The correct answer is given below

Q: Calculate the standard entropy change for the industrial synthesis of urea, a common fertilizer.…

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Q: Determine the sign of entropy change (+∆S or -∆S): a. CaCO3(s) → CaO(s) + CO2(g) b.  N2(g) + 3H2(g)…

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

Q: Which one of the following has the greatest entropy? H2O(s) H2O(l) H2O(g)­ All have the same…

A: Entropy is defined as the randomness or disorder of a system. Entropy increases as randomness…

Q: Directions: Calculate the total entropy, ASupiverse for each given reaction. Tell whether the…

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Q: For the reaction 2 H,(g) + 0,(g) → 2 H,O(g), which equation would be used to determine the entropy…

A: We have given that Reaction :                2H2(g) + O2(g)    →   2 H2O(g)      H2(g) = A…

Q: Calculate AS° for the following reactions, using standard entropy values from the table below. a.…

A: Given :-  NH4Cl(s) → NH3(g) + HCl(g)  Species         S° J/(mol-K)  NH4Cl(s)         94.86 NH3(g)…

Q: 30. Calculate the entropy change for formation of exactly 1 mol of each of these gaseous…

A: Interpretation - To calculate the entropy change for formation of exactly 1 mol of each of these…

Q: Which system below has the greatest entropy? а. b. с. d. O Figure D Figure B Figure A O Figure C

A: Entropy is a measure of the randomness of the system. The entropy change in a chemical reaction can…

Q: In which is there a positive entropy change? A. Magnesium combusts in air to form Magnesium oxide B.…

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Q: Chloroform, CHCl3, is a solvent and has been used as an anesthetic. The heat of vaporization of…

A:

Q: Which of the following has the lowest entropy? Select one: a. H2O (g, 100°C) b. H2O (s, 0°C) c. H2O…

A: Ans is. C

Q: Predict the sign of the entropy change. Justify your answers.  a) 2 HCl (g) + Br2 (l) --> 2HBr…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: 19.39) For each of the following pairs, predict which substance has the higher entropy per mole at a…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

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: 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: the entropy change ?S° for the thermal decomposition of NaNO3 using the tabulated standard entropy…

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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 this reaction: H2O(g) →  H2O(l) → (gets hot, s

A: When water changes its states from gas to liquid there is a change in states of water from gaseous…

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: S a) Calculate the standard entropy change for the reaction involving carbon dioxide, r, methane,…

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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: 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: 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: 7. Use standard molor entropy values to colculate the entropy change AS p. 821, 54 HNO:(R) • NH, (R)…

A: Given, Chemical Reaction : HNO3 (g) + NH3 (g) ---> NH4NO3 (s)  From standard data the values of…

Q: Which of the following is incorrect about entropy of a substance? O Slig > 0 Sgas = 0 O Sliquid >…

A: Entropy: It is the measure of disorder/randomness of a system. Order of entropy: Gas> liquid >…

Q: Mn(s) and Mn(g) Match the words in the left column to the appropriate blanks in the sentences on the…

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

Q: The reaction 2 Mg(s) + O2(g)----->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: Determine the sign of entropy change (+∆S or -∆S): a. CH3OH(l) → CH3OH(g) b.  2KClO3(s) → 2KCl(s) +…

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

Q: The reaction in (C --> B + A) is favorable at low temperatures only and the reaction in  (B + 2C…

A: The entropy change shows the increase or decrease in randomness. During melting, the phase change is…

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: 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: Consider the following reaction at 298 K. C(graphite)+2Cl2(g)⟶CCl4(l)Δ?∘=−139 kJCalculate the…

A: C(graphite) + 2Cl2(g) → CCl4(l)△HRxn =-139 Kj△Ssystem = △HT = -139 ×103298△Ssys = -466.44…

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: Using the thermodynamic information provided, what is the entropy change, AS for the balanced…

A: Calculate change in the entropy of the given reaction ---

Q: Which of the following reactions has a positive entropy change? 2S0 + Oze 2SO 2NH,NO - 2N + 4H,O +…

A: When one substance reacts with another to produce one or more products, this is called a chemical…

Q: 30. Calculate the entropy change for formation of exactly I mol of each of these gaseous…

A: a) Formation of C2H2: C(s)+H2(g)→C2H2(g) Calculation of ∆S˚:…

Q: Chemistry Use the observations about each chemical reaction in the table below to decide the sign…

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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: Which of the following has the lowest entropy? a. none - all of these have the same entropy b. H2O…

A: Entropy of the system is the measure of randomness and disorder in the system, this concept was…

Q: Suppose we have one mole each of F2(g), C2H6), C8H16(s), and Ar(). What is the correct order of…

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Q: 3. 2. 1 shift sifı the absolute entropy for Oz (g) is u26 07 Coiole k), what-i3 the AS forithe…

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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…

Q: Chloroform, CHC13 , is a solvent and has been used as an anesthetic. The heat of vaporization of…

A: The entropy change (∆S) is related to heat of vaporization (∆Hvap) by following equation: Here, the…