Determine the entropy of mixing, in J/mole K, when a flask containing 32.0 g of chlorine gas is connected to a flask containing 4.00 g of hydrogen gas. (Assume gases are at constant P and T during the mixing process)

Q: Consider the following reaction at 298 K. C(graphite) + 2 Cl,(g) CCI, (1) AH = -139 kJ Calculate the…

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Q: than the entropy of amorphous solids. The entropy of crystalline solids is generally O higher O…

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Q: A box contains a helium gas with 15 helium atoms. Initially, 12 helium atoms are in the right…

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Q: Calculate the entropy change for the vaporization of one mole of ethanol, CH3CH₂OH, at its normal…

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Q: Which statement is generally true about the standard molar entropy? It is greater for a a solid than…

A: Entropy, is the measure of randomness of molecules . Since , gas molecules are more random so they…

Q: Further predict the sign of change in entropy with proper explanation for the following cases.  (i)…

A: The extent of disturbance/randomness created by all molecules within a system is recognized as…

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

A: The standard entropy values of hydrogen and fluorine gases are 130.6 J/Kmol and 202.8 J/Kmol…

Q: Calculate the change of the entropy of the reaction for the formation of ammonia from nitrogen and…

A: Nitrogen reacts with hydrogen to form ammonia. The equation for the balanced chemical reaction is…

Q: In a particular spontaneous process, the entropy of the system decreases. What can you conclude…

A: Spontaneous process: In thermodynamical terms, a spontaneous process is a process in which…

Q: Determine the entropy difference between solid and liquid states for a substance melting at 100 °C…

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Q: 2. The molar heats of fusion and vaporization of argon are 1.3 kJ/mol and 6.3 kJ/mol, and argon's…

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Q: In the first stage of the industrial production of nitric acid, ammonia reacts at high temperature…

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Q: What is the absolute entropy of Chlorine gas at 150 K? Use Cp= 0.48 J/g-K.

A: Cp =0.48J/g/K       = 0.48 × 35.5 J/mol/K        = 17.04J/mol/K  S = CplnT    =17.04 × ln 150…

Q: 8. Predict the sign of the change in entropy for the condensation of steam to liquid water. 9.…

A: Entropy means randomness. The higher the randomness of the system, the higher will be its entropy.…

Q: temperature

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Q: Isomers are molecules that have the same chemical formula but different arrangements of atoms, as…

A: C5H12 has three possible skeletal isomers: n-pentane iso-pentane neo-pentane Their structures are:…

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: Arrange the gases − F2, Kr, and CHCl3 − in order of increasing standard entropy (S∘) at 298 K

A: Entropy, the measure of a system's thermal energy per unit temperature that is unavailable for doing…

Q: Calculate entropy change for 1 mol of nitrogen gaswhen it is heated from 0 Celsuis to 100 Celsius…

A: Unit of temperature is converted as follows,

Q: How does entropy predict the spontaneity of any process in the environment?

A: The measurement of the disorderedness of the system is defined as entropy. For example; the melting…

Q: Calculate the standard molar entropy change for the combustion of methane gas using S° values from…

A: The equation for combustion of methane gas is, The standard entropy value for oxygen O2 is…

Q: Calculate the standard entropy change for the following process:…

A: Given reaction is: H2(g) + C2 H4(g) ⟶ C2 H6(g) We know that, ∆S°reaction = ∑n∆S°products -…

Q: Calculate the change in entropy that occurs in the system when 1.33 mol of acetone (C3 H6O)…

A: Given: The number of moles of acetone is 1.33 mol The normal boiling point is 56.1oC The heat of…

Q: Calculate the entropy change when a 375-g sample of nitrogen gas is cooled from 25°C to 0°C at…

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Q: Determine the change in entropy for 1.0 mole of an ideal gas originally confined to one- half of a…

A: At constant temperature, change in entropy is calculated using formula :

Q: s) False Entropy changes in the system are primarily determined by heat flow in and out of the…

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Q: Which law states that the entropy of a perfect crystalline substance is zero at the absolute zero of…

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Q: Calculate the change in entropy for 17 moles of gold if the temperature changes reversibly from…

A: Entropy of a system can be defined as the degree of randomness in that system. Joule per Kelvin is…

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: 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: What is the molar entropy for the series of compound? a) 36.0 g H2O (l) b) 17.0 g NH3 (g) c) 60.0…

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

Q: Indicate whether each statement is true or false. The entropy change for an isothermal process…

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

Q: One mol of an ideal gas at 300 K expands reversibly from 3 x 102 m³ to 5 x 102 m3, Calculate the…

A: Entropy change at contact temperature with change of volume relation given below

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: Determine the entropy of * 2H2(g) + O2(g) → 2H₂O(1) positive negative

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Q: 2 NO(g) + O2 (g) → 2 NO2(g) AH° = –112 kJ Answer the following questions about the reaction…

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Q: Which statement is INCORRECT with respect to thermodynamics? A) The sign of ΔG for a reaction is…

A: A) Gibbs free energy change, ∆G is related with enthalpy change, ∆H, temperature and Entropy change,…

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

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Q: In which of the following is the substance with the lower molar standard entropy listed first?…

A: Atoms and molecules have internal vibration and there are some randomness among them. the measure of…

Q: Describe the entropy of water running from a river down to a waterfall.

A: Entropy is the randomness/disarrangement of particles.

Q: Arrange Au(s), Al(s), and C(s) in order of increasing entropy. Assume the three solids are at the…

A: The correct order of entropy is given below

Q: Determine the entropy change in each of the following processes: 4a. One mole of an ideal gas is…

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Q: The entropy of vaporization of water is 109.0 J/mol · K. What is the enthalpy of vaporization of…

A: Given: Entropy of vaporization of water = 109.0 J/mol.K.

Q: For a certain process that occurs at constant T and P, the value of ∆G is positive. Is the process…

A: A spontaneous reaction is accompanied by decrease in enthalpy (negative ∆H) and increase in entropy…

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: 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: Calculate the entropy change for the vaporization of one mole of methanol, CH3OH, at its normal…

A: Since the entropy change at boiling point is given by  ΔS = ΔHvap / T where T = boiling point…