Calculate the change in molar entropy of the system associated with transforming a supercooled water at -10 degree Celsius into ice a the same temperature. The molar heat capacity at constant pressure of liquid water and ice are 75.3 and 36.8 J/K.mol, respectively.

Q: The concentration of glucose inside a cell is 0.13 mM. Outside the cell the concentration of glucose…

A: Given that : Concentration of glucose inside the cell (Ci)= 0.13 mM Concentration of glucose outside…

Q: Explain how the internal energy and entropy of a system composed of two levels vary with…

A: SOLUTION: Step 1: Consider a two-state system in which the lower state is assigned an energy equal…

Q: The entropy change ΔS for a phase transition equals ΔH/T, where ΔH is the enthalpy change. Why is it…

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Q: Is change in Gibbs free energy for the melting of ice greater or less than zero? A>0 C.-0 D. It…

A: According to the second law of thermodynamics, the spontaneous nature of the reaction is determined…

Q: If enthalpy is +220 kJ for a reaction and entropy is +120 J, at what temperature is this…

A: The spontaniety of any reaction is decided by the Gibb's free energy change if the reaction. Any…

Q: How Gibbs free energy is determined by the volume of the substance ?

A: To find: relation between Gibbs free energy and volume?

Q: Suppose some cells are assembling a certain protein made of 23 amino acids. Calculate The MAXIMUM…

A: During the combustion of 1 mole of glucose, 2872 kJ energy is released. Hence, energy released…

Q: Describe Gibbs Free Energy?

A: The second law of thermodynamics is introduced to explain the spontaneity or feasibility of…

Q: Combustion of glucose (C,H,0.) is the main source of energy for animal cells: C,H1206(s) + 60,(8) –…

A:

Q: Does the entropy of a star increase or decrease as it radiates? Does the entropy of the space into…

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Q: What is the change in entropy when 0.125 mol of potassium freezes at 67.2°C (Hfus = 2.39 kJ/mol)?

A: Freezing point, standard enthalpy of fusion and standard entropy can be related by the equation…

Q: Which thermodynamic quantities are not a state function?

A: Both path and state functions are frequently faced in thermodynamics. A thermodynamic property whose…

Q: What is the change in entropy when 0.200 mol of potassium freezes at 63.7°C (H(fus)=2.39 kJ/mol)?

A: Entropy is a state function and it gives a measure of randomness in a system.Change in entropy is…

Q: What is the precise definition of entropy? What is the significance of entropy being a state…

A: Entropy is a thermodynamic state function that determines randomness in a system.  When we raise…

Q: Recall that for a monoatomic ideal gas, CV = (3/2)R. If an equal number of moles of any three ideal…

A: The ideal gas equation is given by  PV = nRT

Q: The heat capacity, Cp, of liquid carbon disulfide is a relatively constant 78 J/(mol K). However,…

A: Solution In this question we use Third Law of Thermodynamics it tells us that as T → 0 K, S → 0.…

Q: Is it possible for an ice to have a higher entropy than water? Why?

A: Entropy is the measure of the randomness of the system. The more disordered the system more will be…

Q: Create a system that shows the third law of thermodynamics and how it relates to the concept of…

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Q: Explain the reason that the conversion of liquid water to gaseous water has a positive change in…

A: Given statement is :  Explain the reason that the conversion of liquid water to gaseous water has…

Q: Observe the Figure 1.0 in which the influence of temperature to change in enthalpy, ∆H and entropy,…

A: Each chemical reaction is associated with a certain amount of energy. This energy can be liberated…

Q: Determine the change in extensive entropy for a change in temperature of a unit mass of liquid…

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Q: Calculate the change of the entropy of the system in J/K for the following phase transition:…

A: Given-> Weight of pentanol = 155.1 gm Molar mass of pentanol = 88.15 g/mole Enthalpy of…

Q: What is the application of standard Gibbs free-energy to processes and reactions What is its…

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

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: If energy can flow in and out of the system to maintain a constant temperature during the process,…

A: Given, If energy can flow in and out of the system to maintain a constant temperature during the…

Q: Under what circumstance can the entropy of a system decrease for a spontaneous process

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

Q: Question attached

A: Given , mass of ice =100g  100 g H2O(s) at 0°C →∆S10  H2O (l) at 0 °C →∆S20 H2O (l) at 100°C →∆S30…

Q: Which of the following statements must be true for the entropy of a pure solid to be zero? I. The…

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

Q: Are the earth and sun in thermal equilibrium? Are there entropy changes associated with the…

A: 1. The earth and the Sun are not in the thermal equilibrium. As sun is much hotter or is having…

Q: Consider a process in which the entropy of a system increases by 105 J K−1 and the entropy of the…

A: Given information,    The entropy of a system increases by 105 J K−1    The entropy of the…

Q: Which statements are true about entropy? More than one statement may be correct. The molar entropy…

A: The measurement of randomness is called entropy.

Q: Calculate the molar heat capacity (Cpm ) of Magnesium chloride if the change in entropy is 0.264 J/K…

A: Assuming that the molar heat capacity (Cpm ) of  Magnesium chloride is constant over temperature…

Q: If a process is exothermic, does the entropy of the surroundings (a) alwaysincrease, (b) always…

A: Entropy is a measure of randomness or disorder. Spontaneous changes always go from a more ordered…

Q: During a hypothetical process, the entropy of a system increases by 105 J K-1 while the entropy of…

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Q: 2.1. For the isothermal expansion of a gas into a vacuum, (a) Is this a spontaneous process? (b)…

A: a. During this constant temperature or isothermal, expansion into a vacuum, the gas does no work (w…

Q: Consider a process in which the entropy of a system increases by 125 J K−1 and the entropy of the…

A: Entropy change of the universe is the summation of entropy change of the system and entropy change…

Q: Explain why changes in both enthalpy and entropy determine the spontaneity of a process.

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Q: Explain in molecular terms why the entropy of a gas increases (a) with volume, (b) with temperature.

A: (a) The dispersion of energy and matter in the system indicates the entropy. By increasing volume…

Q: Calculate the change of the entropy of the system in J/K for the following phase transition:…

A: Given data -  Mass of methanol = 64.1 g  Molar mass of methanol = 32.04 gmol-1   Enthalpy of…

Q: If the normal boiling point of a liquid is 67 °C, and the standard molar entropy change for the…

A: Standard molar enthalpy change can be expressed in terms of standard molar entropy change and…

Q: Combustion of glucose (C6H12O6) is the main source of energy for animal cells: C6H12O6(s)+  6O2(g)→…

A: The given combustion reaction is - During the combustion of 1 mole of glucose, 2872 kJ energy is…

Q: Combustion of glucose (CH,1206) is the main source of energy for animal cells: CH1206(s) + 602(8) →…

A: Combustion of glucoseC6H12O6s + 6O2g →           6CO2g + 6H2Ol∆Grxn = -2872 kJGibbs energy for the…

Q: Estimate the change in the entropy of the universe due to heat escaping from your home on a cold…

A: Entropy is a measure of randomness. The change in entropy of the universe will be given by adding…

Q: Without doing any calculations or using Sf data, arrange each group in order of increasing entropy.…

A: Always a gaseous (vapor) substance of same material have highest entropy compare to its liquid and…

Q: Suppose some cells are assembling a certain protein made of 79 amino acids. Calculate the minimum…

A: The given reaction is,

Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.