For the reaction H2(g) + C2H4(g)----->C2H6(g) H° = -137.0 kJ and S° = -120.7 J/K The equilibrium constant for this reaction at 259.0 K is ____? Assume that H° and S° are independent of temperature.

Q: 1.)     Consider the endothermic reaction 4HCl (aq) + MnO2 (s) Cl2 (g) + 2 H2O (l) + MnCl2 (aq),…

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Q: Consider the equilibrium: 2NO2(g)  <--> N2O4(g). Calculate ΔGo  for the reaction given that…

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Q: For a particular reaction at 212.7 °C, ΔG=−843.71 kJ, and ΔS=603.37 J/K. Calculate ΔG for this…

A: Given : At temperature 212.7 °C, ΔG = -843.71 KJ = -843710 J…

Q: Natural gas is composed of 90% methane (CH4). As a heat source, methane is burned under the stream…

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

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: Consider the reaction: 2SO2(g) = 2SO3(g) for which AH°=-200. kJ and AS°=-186.8 J/K at 25°C. Assuming…

A: The questions can be solved by using the concept of variation of free energy depending on the change…

Q: The space shuttle uses the following reaction to drive it's reusable rocket boosters. 3Al(s) +…

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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: At 0∘C, ice and water are in equilibrium and ΔH = 6.00 KJ mol for the process H2O(S) → H2O(L). What…

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Q: Which reaction is most likely to have a decrease in entropy? O 3 NO2(g) + H2O(1) → 2 HNO3(1) + NO(g)…

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Q: At - 5.55 °C the concentration equilibrium constant K, = 7.8 for a certain reaction. Here are some…

A: The molar heat capacity of a chemical substance is the amount of energy that must be added, in the…

Q: A chemical reaction is always spontaneous if it is accompanied by Oa. endothermic and increasing…

A: When reaction is endothermic then it's required energy from the external sources then it's converted…

Q: Does the equilibrium favor the reactant or the products? Choose one: products neither reactants…

A: In Equilbrium state rate of decreases of Reactant  is equal to rate of formation   of product.

Q: Consider the following reaction: SO:{3) + CaO(s) = CasO4ls). If AG°is - 345 kJ/mol for this reaction…

A: Given, ∆G ° = -345 KJ/mol  Temperature = 298 K  Keq = ?

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

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Q: Consider the reaction: CO2( g) + CCl4( g)<------>2 COCl2( g)Calculate ΔG for this reaction at…

A: The change in Gibbs free energy is calculated using the following expression.…

Q: 11. Calculate AG° for the process, C(diamond) = C(graphite). Is the formation of graphite from If…

A: C diamond ⇌             C graphite                              ∆G°f         C graphite           0…

Q: A chemical reaction is most likely to be spontaneous if it is accompanied by A. increasing energy B.…

A: Spontaneous reaction/process - The reaction which occurs on its own without the requirement of any…

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

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Q: entropy change for the reaction 2 SO2(g) + O2(g) → 2 SO3(g)

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Q: Consider the reaction given below. H2(g) + F2(g) 2 HF(g) (a) Using thermodynamic data from…

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Q: Consider the reaction:           2SO2(g) 2SO3(g)   for which ΔH° = –200. kJ and ΔS° = –186.8 J/K…

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Q: Above what temperature does the following reaction become nonspontaneous?         N2O4(g) + 4 H2(g)…

A: N2O4(g) + 4 H2(g) → N2(g) + 4 H2O(l)   for the spontaneous reaction ;∆G= negative as we…

Q: Which process will result in an increase in entropy: a.) 2NO2(g) ---> N2O4(g) b.) H₂O(l)---> H₂O(s)…

A: Since, Entropy is a thermodynamic quantity. It measure the randomness. If randomness is more then…

Q: Consider the reaction given below. H2(g) + F2(g) 2 HF(g) (a) Using thermodynamic data from the…

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Q: For a reaction to be نقطة واحدة spontaneous, the sign of Gibbs Free Energy G is The sign of G has no…

A: For a reaction to be sponteneous, the sign of Gibbs free energy is always negative.

Q: positive entropy change.

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Q: Is the bolded statement TRUE or FALSE? Free energy: 11. is exchanged between a system and the…

A: Work  Work is said to done when any system transfers energy to its surroundings by exerting force.…

Q: For the reaction CH4(g) + H2O(g)3H2(g) + CO(g) H° = 206 kJ and S° = 215 J/K G° for this reaction…

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Q: A certain reaction is at equilibrium at 134 °C.  If the enthalpy change for the reaction is 198…

A: Given, ∆H = 198 kJ/mol T = 134 + 273 = 407 K

Q: The reaction: 2 Mg + O2 --> 2 MgO has Δ Hrxn = -600. kJ/mol. Determine q for the reaction of 10.0…

A: To solve this problem first we have to calculate the number of mole of Mg in 10.0 g  Then according…

Q: At 313 K, ΔGo equals -95 kJ for the reaction, 2 Cl(g) Cl2(g). Calculate the value of ln K for the…

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Q: 9. The equilibrium constant for a particular reaction decreases as temperature increases. Use this…

A: As we know that equilibrium constant is only a function of temperature. according to the le…

Q: Given the equilibrium quantities stated below each species, determine KP for the following reactions…

A: A reaction is said to be in equilibrium when there is no change found in the reaction. This means…

Q: 1. Iron(II) oxide (FeO) is used in cosmetics and in tattoo inks as a dye. Iron(II) oxide reacts with…

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Q: When heated, CaCO₃ decomposes into CaO and CO₂ according to the following equation: CaCO₃(s) ⇌…

A: Given ∆H° = 178.3 kJ/mol ∆S° = 159 J/mol･K Equilibrium pressure of CO2 = 0.2 atm

Q: From the following information, N2(?)+O2(?)⟶2NO(?)ΔS°298=24.8 J/K N2(?)⟶2N(?)ΔS°298=115.0 J/K…

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Q: For the following process, does entropy increase, decrease or remain the same: H20 (s) --> H2O (1) O…

A: Entropy is a measure of randomness, disorder of a system. Entropy, the measure of a system's thermal…

Q: N2(g) + 3 X2(g) → 2 NX3(g) AFH° (kJ/mol) 0.0 S° (J/(mol K)) 0.0 43 192 210 172 What is AGo for this…

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Q: 8. Gaseous nitrosyl bromide, NOBr, is formed by the reaction 2NO(g) + Br,(g)2 2NOB1(g) At 25°C, the…

A: Reaction quotient is the ratio of concentrations/ pressure of products to concentrations/pressure of…

Q: Fe2O3(s) + C(s) ... Fe(s) + CO2(g) change H  467.9 kJ change S 560.3 J/K change G 301.3 kJ…

A: ΔG = ΔH - TΔS ΔG = Change in free energy ΔH = change in enthalpy ΔS = change in entropy T =…

Q: For a reaction whose K is 0, what can be assumed about the final equilibrium when it is achieved? O…

A: Given,  The value of K = 0

Q: At 298 K, ΔH° for this reaction is -137.5 kJ/mol, and ΔS° is +120.5 J/K. What is the value of ΔG°…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Consider the reaction given below. H2(g) + F2(g)  2 HF(g) (a) Using thermodynamic data from the…

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Q: Calculate AH° for the reaction 2K (8) + 2H20(1) —> 2КОН(ад) + H- (9) Substance and State AH£°…

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Q: Calculate Kp for the following reaction at 500.0°C 3NO(g) N2​O(g)+NO2​(g) using the free-energy…

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Q: A2(g) + 3B2(g) -> 2AB3(g) where the ΔGorxn is -140 kJ and equilibrium constant at standard…

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Q: Consider the melting of ice at 0°C represented by the following equilibrium: H2Ols) H2O() The AS°…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Consider the reaction: ICl(g) + Cl₂(g) → ICl₃(s). The ∆G° of the reaction is -17.09 kJ/mol.…

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Q: The standard state Gibb's energy and entropy changes are known for the reaction: 2H,S(g) + 30,(g)…

A: Formula  ΔG° = ΔH° - TΔS° - 120 x 103 = ΔH° - 298 x 52  ΔH° = -120000 + 15496 = - 104504 J/mol ΔH° =…