Does someone know the standard entropy values in J/K for H2(g), F2(g) and HF(g)?

Q: Calculate the change in entropy that occurs in the system when 55.0 g of water vaporizes from a…

A: Given data contains, Mass of water is 55.0 g. The boiling point is 100.0°C. Heat of vaporization is…

Q: che standard entropy change to c

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Q: When ammonium chloride is added to water and stirred, it dissolves spontaneously and the resulting…

A: When ammonium chloride is added to water and stirred, it dissolves spontaneously and the resulting…

Q: . Determine the sign of AS,y, for each process. a. water boiling b. water freezing C.

A: Given :  Determine the sign of ∆Ssys for each process a. water boiling b. water freezing c. refer to…

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: a) For the vaporization of a liquid at its boiling point, A(l) → A(g), is the entropy change of the…

A: The entropy tells the randomness present in the system due to its disorderness created in the system…

Q: If the helium was open to the atmosphere and you heated it from 25°C to 100°C, would the change in…

A: the change in entropy will be larger  than heating it in a sealed box.

Q: Which of the following is in the correct order of standard state entropy? I. NaCI(aq) < NaCI(s) II.…

A: Whenever the solute is dissolved in the water, the entropy increases. Thus, I is not the correct…

Q: What is the entropy change when 0.88 moles of CHCI: vaporizes at 61.0 °C? [AH(vap) = 29.6 kJ/mol at…

A: Number of moles = 0.88 moles  ∆H(vap) = 29.6 KJ/mol  Temperature = 61.0 °C  Entropy change = ?

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: Calculate the standard entropy change for the reaction ; CO2(g) + H2O( l) →   CH4(g) + O2(g)…

A: Given   Reaction  CO2(g) + H2O(l) →   CH4(g) + O2(g)   Standard entropy change = ?

Q: Which of the following substances exhibits the greatest standard molar entropy, So? Select one: H2…

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Q: Calculate the entropy of the equation below: CaCO3(s) → CO2(g) + Cao (s) CaCO3(s) = 92.9 J/K.mol…

A: The balanced chemical equation is: CaCO3(s)  ----&gt;CaO(s) + CO2(g)

Q: 4. Entropy can be represented mathematically by magnitude a. AS = -1 b. AS # 0 c. AS = +1

A: Gibbs Free energy (∆G) =∆H - T∆S where ∆H = Enthalpy change             T = Temperature           ∆S…

Q: Steam is condensed at 100°C and the water is cooled to 0 °C and frozen to ice. What is the molar…

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Q: combustion reaction of propane (C3H8), determine ΔG° in kj mol-1 and predict if the reaction is…

A: Combustion equation of C3H8 - C3H8(g) + 5O2(g) ----&gt; 3CO2(g) + 4H2O(g) -&gt;Value may differ…

Q: 3. (2) Does the entropy of the surroundings always increase for spontaneous processes? Explain. (b)…

A: The entropy is a measure of randomness of a system. In a spontaneous process, the entropy of the…

Q: 1. Define entropy. How do you calculate standard entropy change for a reaction?

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Q: 5) Find the molar entropy of vaporization (in J/(K-mol)) for a certain substance given that to…

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Q: The figure represents the spontaneous evaporation of nitrogen in which liquid nitrogen, N2 (/ ),…

A: 22. Given reaction,     N2(l)  →  N2(g)

Q: How can you calculate the standard entropy change for a reaction from tables of standard entropies?

A: The standard entropy change for a reaction from tables of standard entropies can be calculated by…

Q: What is the change in entropy of 100 g of ice at 0 degrees C as it is melted at 0 degrees C, heated…

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Q: VII. Predict the sign of entropy. Write P if it is positive and N for negative. Write your answer on…

A: Since you have posted a question with multiple sub-parts, as per our company guidelines we are…

Q: Determine the entropy change for the combustion of gaseous propane, C3H8, under standard state…

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

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

A: We have:   Thus, the amount of energy required to boil 1.44 moles of CHCl3 is:

Q: An explosion brings down an old building, leaving behind a pile of rubble. Does this cause a…

A: Given information,      An explosion brings down an old building, leaving behind a pile of rubble.

Q: the decomposition of ammonia to nitrogen and hydrogen gas. Substance S° (J/mol · K) H2(g) 130.7…

A: Entropy measures the randomness of the molecule. Gaseous molecule have higher entropy than liquid…

Q: Which of the following is a correct statement about the third law of thermodynamics ? O The entropy…

A: Thermodynamics is the branch of science which deals woth the study of energy changes and their…

Q: How many microstates are present in a system with an entropy of zero?

A: The entropy (S) and microstates(W) are related by formula : S = kB ln(W)  Here , kB = Boltzmann…

Q: What is the entropy change when 1.55 moles of CHCl₃ vaporizes at 61.0 °C? [∆H(vap) = 29.6 kJ/mol at…

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Q: The entropy of vaporization for a certain organic compound is 28.1 J/Kmol, and the boiling point is…

A: given data entropy of vaporization 28.1 J/kmol boiling T=51.7 ;c find out enthalpy of vaporization

Q: What happens to the entropy of a sample of the matter when it changes state from a solid to a…

A: Entropy of a system is defined as the measure of randmnoss,or disorder. Entropy is an extensive…

Q: Which process(es) listed below occur with an increase in entropy? (i) Water in the ocean warms up…

A: Entropy is a measure of the randomness of the molecules of a substance. For a spontaneous reaction…

Q: Without doing any calculations, deduce the signs of ∆G, ∆H, and ∆S for the process.

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Q: Do you need to specify the temperature to calculate the entropy change? Explain.

A: Entropy is the measure of randomness or chaoticness . With increasing in the randomness or…

Q: Is the standard free-energy change, ∆G°, always larger than ∆G?

A: solution;   ∆Go not always larger than ∆G,

Q: 5. Calculate the standard entropy changes for the given reaction at 25°C. Use appendix 3 to…

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Q: You make tea with 0.250 (kg) of 80.0 ("C] water and let it to cool to 20.0 ['C) before drinking it.…

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Q: How does the entropy of ice at −5°C diff er, if at all, from its entropy at −50°C?

A: Entropy- Entropy is a thermodynamic property. Entropy determines tendency of process. Tendency means…

Q: What is the change in entropy of 100g of water it is heated from room temperature 20 degree Celsius…

A: Entropy of a system is defined as the disordness or randomness of a system. It is also obtained by…

Q: The entropy of vaporization for a certain organic compound is 15.7 J/Kmol, and the boiling point is…

A:

Q: Use the table below to answer the questions that follow. The value of standard entropy change, AS°,…

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Q: What is entropy, and what is ΔS for a reaction, and what does it mean if ΔS is positive or negative?

A: Answer  The measurement of randomness is called entropy, entropy…

Q: . Chloroform, CHC13, has a normal boiling point of 61 °C and it enthalpy of vaporization is 29.24…

A: Formula used:- ∆G°=∆H°-T∆S° But in this condition ∆G° = 0  Thus new formula is ∆S° = ∆H°/T

Q: Determine the entropy of * H2(g) + Cl2(g) → 2HCl (g) positive negative

A: Entropy is determined by change in entropy on going from reactant to product. Entropy change=…

Q: In a process, 3 mol of an ideal gas (Cp= 2.5 R) and 1 atm change to 125°C and 5 atm. Calculate the…

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Q: What is entropy, S, and how is entropy related to spontaneous change?

A: Entropy is defined as,  A measure of randomness or disorder of a system.      OR  The amount of heat…

Q: Which one of the systems would have more entropy and why if there's 3 particles w a total energy of…

A: The systems given are, Given: The number of particles is 3 And the total energy of particles is 12…

Q: Determine the standard entropy of NO(g) given the following information NO(g)+0,(g) → NO,(g) ASn =…

A: Introduction: We have to calculate the entropy for NO(g).