If a plot of ln(Ksp) vs. T gives a straight line with slope equal to 2.4 × 103 K and y-intercept equal to -7.4, what is ΔS° for the process?     −290 J/mol     −62 J/mol·K     −20. kJ/mol     −890 kJ/mol·K

Q: A process cannot be spontaneous if_ O it is exothermic, and there is an increase in disorder O it is…

A: ∆G= ∆H -T∆S for a spontaneous reaction free energy should be always negative.

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

A: The entropy of substance measures the disorder arrangement of the constituent particles or the…

Q: A. Which of the following statements is false: i) An exothermic reaction is always spontaneous ii)…

A: A)  The entropy of the universe is always increasing and Temperature can affect the solubility…

Q: Which of the following processes are spontaneous: (a) the melting of ice cubes at -10 °C and 1 atm…

A: A spontaneous reaction is defined as a reaction that takes place on its own and no external energy…

Q: Which reaction is spontaneous at SATP?   ∆H=7.50 kJ, ∆S=42.9 J/K   ∆H=-11.5 kJ, ∆S=-52.6 J/K…

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Q: What is the change in Gibbs Free Energy  in joules for the following reaction at room tempature?…

A: Given reaction and information,       H2(g) + I2(g) → 2HI (g)           K=794

Q: Choose the system with the greater entropy in each case:(a) 1 mol of H2(g) at STP or 1 mol of SO2(g)…

A: The give question can be answered by using Boltzmann entropy formula, K is Boltzmann constant. W is…

Q: Consider a chemical reaction that has a AH°f = 30.0 kJ/mol and a AS° = 100.0 J//mol•K). At what…

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Q: 39 of 48 Which reaction is spontaneous at SATP? O AH=62.5 kJ, AS -1.25 J/K O AH--10.1 kJ, AS=-49.6…

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Q: Consider the oxidation of a generic metal M into a metal oxide as shown in the reaction. 3 M(s) +…

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Q: As O2(l) is cooled at 1 atm, it freezes at 54.5 K to form solid I. At a lower temperature, solid I…

A: The expression that will be used to determine the temperature at which solids I and II are in…

Q: At what temperature, in °C, does a reaction having AH = +87.9 kJ/ mol and AS = +170.2 J/(mol·K)…

A: Please find the attached images for the answer.

Q: Calculate the value of Kp at 298 K for   N2(g)  + 2 O2(g) ⇌  2 NO2(g) from the following…

A: Since adding the given 2 reactions will give us the reaction  N2 (g)  + 2 O2 (g) ⇌  2 NO2 (g) Hence…

Q: nickel, Ni, the heat of fusion at its normal melting point of 1453 °C is 17.6 kJ/mol. The entropy…

A: A(s) <--------> A(l)   ΔG = 0  ΔG = ΔH - TΔS 0 = ΔH - TΔS ΔS = ΔH/T ΔS(fusion) = ΔHfusion/T T…

Q: Dessicants (drying agents) can often be regenerated by heating, although it is generally not…

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Q: Consider the following liquid-vapor equilibrium for chloroform: CHCl3(l) ⇌  CHCl3(g), for which DHo…

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Q: SBr4 (g) → S (g) + 2 Br2 (l)         ΔGo = 77.75 kJ    ΔSo = 125.2 J/K    ΔHo = 115.4 kJ What would…

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Q: What phase change is spontaneous (AG < 0) regardless of temperature? boiling freezing no phase…

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Q: Which of the following processes have ΔSsys > 0? (a) 2 NO(g) + O2(g) → 2 NO2(g) (b) methyl alcohol…

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Q: Give an example for each of the following and provide an explanation.   1. A spontaneous process 2.…

A: A spontaneous process is the process which takes place on its own without any external force.

Q: Which of the following processes are spontaneous:(a) the melting of ice cubes at -10 °C and 1 atm…

A: A spontaneous reaction is defined as a reaction that takes place on its own and no external energy…

Q: Consider the following process: C(s, diamond) --> C(s, graphite) deltaH°; (Cs, diamond) = 1.9…

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Q: Using the thermodynamic data provided below, determine the temperature in °K at which the…

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Q: If a reaction has a ΔH = 150 kJ/mole and a ΔS = -2550 J/mole K, at what temperature range  would…

A: Gibbs free energy change is negative for spontaneous reaction

Q: Using the thermodynamic information: 1/2 N2(g) + 1/2 02(g)--> N0(g) delta H degrees = 90.4 kJ/mol…

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Q: When an instant hot pack is activated, aqueous sodium acetate crystallizes to form a solid and heat…

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Q: A certain reaction has ∆?°= -19.5KJ and ∆S°= 42.7 J/K, does the reaction lead to an increase or…

A: Entropy is measure of randomness or disorderness in the system. More the entropy, more is…

Q: Given the particulate models here that depict Cu in solid form, Br2 in liquid form, and He in…

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Q: 1.Physical or chemical change that occurs with no outside assistance Successives Processes…

A: Ans) 1) Spontaneous Processes 2) Decrease 3) Phase Change form solid to gas 4) Increase 5) Nuclear…

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Q: The solubility for manganese (II) fluoride in water is 6.6 g/mL at 40 degrees C and 4.8 g/L at 100…

A: Given data:

Q: 1) Given the following balanced equations, determine which is in a more disordered state. a. H₂O(l)…

A: Given,

Q: Which of these processes are nonspontaneous? Are the nonspon-taneous processes impossible? a. a bike…

A: Spontaneous processes are those which take place on their own such as rusting of iron. These are…

Q: Consider the reaction: 2 NO2 (g) = N204 (g). The standard-state enthalpies of formation (AH;^) for…

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Q: Given the particulate models here that depict Cu in solid form, Br2 in liquid form, and He in…

A: The change in entropy of copper when converted to a gas :Given:S° for Cu(s) = 33.2 J/(mol•K)S° for…

Q: The normal boiling point of Br21l2 is 58.8 °C, and its molar enthalpy of vaporization is ∆Hvap =…

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Q: Consider the oxidation of a generic metal M into a metal oxide as shown in the reaction. 3 2 M(s) +…

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Q: Unit Name: Thermodynamic Chemistry  investigate and analyse energy changes and rates of reaction in…

A: The heat released from the combustion of butane is used to heat up water and change the temperature…

Q: The normal freezing point of n-octane (C8H18) is -57 °C.(a) Is the freezing of n-octane an…

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Q: Benzene is a liquid under standard conditions. The standard enthalpy and entropy changes for the…

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Q: Given the values of AH, ASa, and T, determine ASuniy and predict whether or not each reaction is…

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Q: For a reaction where AH° = +573 kJ/mol and AS° = +1.64 kJ/mol ·K, at what temperature, in K, does…

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Q: Which of the following statements explains why CO2 sublimates instead of melts at atmospheric…

A: If pressue is low enough then water -ice will sublime.dry Ice work the same. It sublime because the…

Q: Predict the sign of q for the process of water vapor condensation. 0 >b q >0 q =D0 Predict the sign…

A: The question is based on thermodynamics. and focus on the ways of exchange of energy between system…

Q: The vaporization of bromine requires 31.0 kJ/mol and has an increase in disorder (AS° = 93.0…

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