Which of the following statements concerning entropy is/are CORRECT?   1. The entropy of a substance increases when converted from a liquid to a solid.   2. The entropy of a substance decreases as its temperature increases.   3. All substances have positive standard molar entropies at temperatures above 0 K.   a. 1 only b. 2 only c. 3 only d. 1 and 2 e. 1, 2, and 3

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

A: The correct answer is given below

Q: eat source generates heat at a rate of 51.0 W (1 W=1 J/s)51.0 W (1 W=1 J/s). How much entropy does…

A: solution- by secound law of thermodynamics-Tds =dqds=dqTdsdp=1T×dqdt

Q: The heat of vaporization of carbon disulfide, CS2, at 25°C is 27.2 kJ/mol. What is the entropy…

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Q: HCl(g) and HC1(ag) Match the words in the left column to the appropriate blanks in the sentences on…

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Q: "he heat of vaporization of carbon disulfide, CS2, at 25°C is 27.2 kJ/mol. What is the entropy…

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

A: Since, Change in entropy is the different of the sum of the product entropy to the sum of the…

Q: List the following in terms of increasing entropy, assuming one mole each of a. H2O (l), C (s,…

A: We know that,  Entropy measure randomness. It means that, more randomness means more entropy as like…

Q: Will the entropy for each of the following be positive or negative?…

A: Entropy increases with increase in the disorder or randomness of the system. it is represented by…

Q: Calculate the standard entropy change for the combustion of propane, a common fuel. C3H8(g) + 502(g)…

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

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Q: Calculate the standard entropy values for the following reactions at 25°C. 1. N2(g) +3H2(g) 2. H2(9)…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3 sub-parts. Please resubmit the…

Q: The normal boiling point of ethanol is 73.2˚C, and its molar enthalpy of vaporization is 41.2…

A: Given : Normal boiling point of ethanol = 73.2 ˚C And enthalpy of vaporization, ΔHvap = 41.2 KJ/mol…

Q: 8. Consider a generic reaction AB (g) → A (g) +B (g) for which ΔH° is -150 kJ/mol and ΔS° is +150…

A: As per our guidelines we can only solve first question. Please resubmit other questions as next…

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: Chlorofluorocarbons (CFCS) are no longer used as refrigerants because they catalyze the…

A: Given: Heat of vaporization = 24.8 KJ/mol. And boiling point temperature = 23.8 oC

Q: In the previous reaction of carbon with water, why does the standard entropy you calculated have the…

A: The balanced given reaction is as follows,

Q: For the reaction of 2SO2(g) + O2(g) → 2SO3(g) having the following conditions: Temperature = 25°C AG…

A: Given: ∆H = -198.4 kJ ∆S = -187.8 JK

Q: Under typical conditions, nitrogen and oxygen gas are allowed to react to generate nitrogen dioxide…

A: Given: ΔS°(nitrogen gas) = 191.5 J/mol K ΔS°(oxygen gas) = 205.0 J/mol K ΔS°(nitrogen dioxide gas) =…

Q: A certain liquid substance boils at 84.7 °C (at 1 atm) and has a standard enthalpy of vaporization…

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Q: Consider the reaction between nitrogen and oxygen gas to form dinitrogen monoxide:2 N2(g) +…

A: (a) Given data contains, The enthalpy of reaction is +163.2kJ. Temperature is…

Q: Using the entropy values in the table below, what is the change in standard entropy, AS, for the…

A: We would use given standard entropy values of species in involved in reaction to calculate entropy…

Q: The change in entropy, Δ?∘rxn, is related to the the change in the number of moles of gas molecules,…

A: Change in number of moles in a reaction is calculated by subtracting the moles of gaseous reactants…

Q: 2 H,O2(1) – →2 H20(1) + O2(g) AG° = -239.2 kJ and AH° = -196.0 kJ at 344 K and 1 atm. This reaction…

A: Given reaction is :  2H2O2 (l) -----------> 2H2O (l) + O2 (g)  Gibb's free energy change = ΔG0 =…

Q: A. Identify if the given entropy (AS) of the reaction is positive or negative, spontaneous or…

A: In simple words entropy is measure of disorder or randomness of system. Entropy of gas is more than…

Q: which sample has the lowest entropy? 1 point 1 mole of KNO₃ (l) 1 mole of H₂O (l) 1 mole of KNO₃ (s)…

A: The measure of degree of randomness is known as entropy. The increasing order of entropy in…

Q: A certain liquid substance boils at 53.3 °C (at 1 atm) and has a standard enthalpy of vaporization…

A: The boiling point of the given substance is = 53.3oC = 53.3oC+273.15 = 326.45 K The standard…

Q: Classify the possible combinations of signs for a reaction's Δ? and Δ⁢S values by the resulting…

A: If ΔH is negative and ΔS is positive, the reaction is spontaneous. When ΔS < 0 and ΔH > 0, the…

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

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Q: Which of the following has a negative entropy?   a.) Evaporationg one mole of a liquid b.) None…

A: Entropy is a thermodynamic property that is defined as the degree of randomness. If a reaction gives…

Q: Sucrose, or table sugar, has two molecular forms: linear and ring. If a bag of sugar contains, 5.87…

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Q: With two dice, each numbered 1–6, there are two possible ways to roll a 3. and Thus, for the outcome…

A: Solution Entropy is a state function that is often mistakenly referred to as the ‘state of…

Q: TABLE 17.1 | The Microstates That Give a Particular Arrangement (State) Arrangement Microstates…

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Q: A closed vessel of volume 2.1 L contains a mixture of neon and fluorine gas. The total pressure of…

A: Given,  Volume of the closed vessel = 2.1 L  Total pressure = 3.8 atm at 0°C  The mixture is heated…

Q: Which of the following statements is TRUE? Group of answer choices The total entropy of a sample…

A: Entropy is a measure of degree of disorderness. change in entropy of universe = change in entropy of…

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: Order the following in order of INCREASING standard molar entropy. Type your answer in the form of a…

A: We have to arrange given compounds  in order of INCREASING standard molar entropy

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: 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: Determine whether the reactions are entropy-favored or disfavored under standard conditions. Predict…

A: Since  ∆G° = ∆H° - T∆S°  For a spontaneous reaction ∆G° must be negative hence if ∆S° is positive…

Q: Using the data below, calculate the entropy for the decomposition of sodium bicarbonate. 2NaHCO3(s)…

A: In this question we have to tell the change in entropy for the reaction.

Q: the third law of thermodynamics .How is it interpreted in a microscopic thermodynamic sense?…

A: Thermodynamic is made of two words thermos means heat and dynamic means motion so can say that here…

Q: The heat of vaporization of carbon disulfide, CS2, at 25°C is 27.2 kJ/mol. What is the entropy…

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Q: The accompanying diagram shows how entropy varieswith temperature for a substance that is a gas at…

A: Entropy is the measure of the randomness. More the randomness , more the entropy. Thus , entropy of…

Q: 6. Who is the proponent of the Gibbs free energy? A. William Friedrich B. Guglielmo Marconi C.…

A: Note: As you asked multiple questions in a single image. According to guidelines here is a solution…

Q: Nitric oxides, NONO and NO2NO2, contribute to air pollution, acid rain, and the depletion of the…

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Q: The enthalpy of the graphite to diamond phase transition, which under 100 kbar of pressure occurs at…

A: Enthalpy of the graphite to diamond phase transition = +1.9 kJ/mol = +1900 J/mol ( 1KJ = 1000 J)…

Q: Fill in the blanks below, with A, B, C or D: A B D Structure is expected to have the highest molar…

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