QUESTION 25 Which of the following involves an increase in the entropy of the system? O Formation a gaseous product from a solid reagent. Condensation of water. Temperature of a solution is lowered. O Formation of a crystal from a supersaturated solution.

Q: For a particular reaction, the equilibrium constant at 25 Celsius is known to be 1254. If the…

A: The relation between equilibrium constant, temperature and enthalpy change is given by van't Hoff…

Q: A spontaneous reaction always involves an increase in

A: A spontaneous reaction is that reaction which can by it self without external source.

Q: At equilibrium, the change in Gibbs Free energy (DG) equals O RTINK O the standard Gibbs Free Energy…

A: AT EQUILIBRIUM CONDITION GIBBS FREE ENERGY IS EQUAL TO ZERO AS AT EQUILIBRIUM THERE IS NO NET WORK…

Q: 27

A: For the reaction., A (aq) <-----> B (aq) ∆H= - 350kJ/mol

Q: Entropy always increases as

A: Entropy always increases as ?

Q: 1.   Given the reaction 2SO2(g) + O2(g)  2SO3(g) + energy, a decrease in pressure will cause the…

A: As per our guidelines, we are supposed to answer only one question with three subparts. Kindly…

Q: What is the relationship between Kp and Kc? Explain in detail.

A: Reactions exhibiting variation in total products and reactants' moles posses two different…

Q: List a specific example of Le Châtelier’s principle?

A: The effect of change concentration, pressure and temperature on the state of equilibrium can be…

Q: Consider the following equilibrium, established in a 1.0 L flask at 20°C. Fe3O4(s) + CO(g) 3FeO(s) +…

A: According to Le Chatelier's principle, the direction of the equilibrium changes when any of the…

Q: Consider the following system at equilibrium at 500 K: PCI3(g) + Cl½(g)=PCl;(g) + 21.0 kcal If the…

A: Given reaction at equilibrium is PCl3 + Cl2 <==> PCl5 + 21.0 kcal At 500 K temperature.

Q: For the reaction 2NO(g) + Cl2(g) 2NOCI((g) H° = 51.7 kJ/mol. What will be the effect if the…

A: Given reaction: H° = 51.7 kJ/mol. To predict: The effect if the temperature of the reaction system…

Q: Refer to the given: 2 SO2(g) = 02(g) + 2 SO3(g) + heat 1. What substance/substances will increase if…

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Q: Use the following information to answer the next question. Nitric oxide (NO(g)) is a colourless gas.…

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Q: Refer to the following equilibrium reaction for which AH = -153 kJ/mol 2 SO₂ (g) + O2 (g) = 2 SO3…

A: We have to solve the question., Given,delta H =-153kj/mol

Q: A sealed chamber contains an equilibrium mixture of NO2 and N2O4 at 300.0°C. The partial pressures…

A: The equilibrium constant for a gaseous phase reaction is expressed in terms of the ratio of the…

Q: An empty steel container is filled with 2.60 atm of H2 and 2.60 atm of F2. The system is allowed to…

A: Initial pressures- H2 = 2.60 atm F2 = 2.60 atm

Q: Consider the reaction below: 2 SO3(g) =2 S0,(g) + 02(g) The Kp is 1.81 × 10-5 at 450.0°C. Calculate…

A: The relation between Kp and Kc for a reaction at equilibrium is given by, Kp= Kc(RT)∆n where Kc is…

Q: The vapor pressure of ethanol is 58.7 torr at 25 °C. Determine the new vapor pressure of an ethanol…

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Q: Consider the reaction at equilibrium: N2O2(g) + O2(g) ←→ 2 NO2(g) for which, ∆H = 39.8 kJ · mol−1 .…

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Q: Using

A: According to Le-chatlier principle if we change volume , temperature and pressure of the reaction…

Q: Ammonia will decompose into nitrogen and hydrogen at high temperature. An industrial chemist…

A: Here, The  reaction is,2NH3 -------> N2 + 3H2Initial concentration of ammonia gas=8.3 mol/25.0 L…

Q: Consider the following system at equilibrium at 723 K: 2NH3(g) + 26.6 kcalN2(g) + 3H2(g) If the…

A: 2NH3 (g) + 26.6 kcal  ⇌  N2 (g) + 3 H2 (g)

Q: What characteristics of a chemical reaction make it reversible or irreversible?

A: Given terms, Reversible and irreversible Chemical reactions

Q: Ammonia has been studied as an alternative "clean" fuel for internal combustion engines, since its…

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Q: Use the following information to answer the next question. Carbon monoxide (CO(g)) is a colourless…

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Q: Suppose a 250. mL flask is filled with 0.80 mol of OC12, 1.4 mol of BrOCI and 0.30 mol of BrCl. The…

A: Given :  Moles of OCl2 = 0.80 mol  Moles of BrOCl = 1.4 mol  Moles of BrCl = 0.30 mol  Volume of…

Q: Methanol (CH3OH) can be synthesized from carbon monoxide and hydrogen by the following reversible…

A: •This question is based on "le chatlier principle":- =>According to le chatlier principle in an…

Q: 5. The reaction: 2NO₂(g) + 7H₂(g) = 2NH3(g) Analysis showed that there was 34.6 g of NO2, 53.2 g of…

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Q: "Synthesis gas" is a mixture of carbon monoxide and water vapor. At high temperature synthesis gas…

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Q: While ethanol (CH,CH,OH) is produced naturally by fermentation, e.g. in beer- and wine-making,…

A: Answer: In this question we have to use ICE table two times for separate equilibriums. From first…

Q: A student placed 0.741 mol of N2O4(g) into a 1.5 L container at 24.4 °C. At equilibrium it was found…

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Q: Explain why each of the following results in an increase in entropy. a. Liquid methane become a gas.…

A: Predict whether the entropy change is positive or negative for each of the following reactions.

Q: Rates of reaction are found to increase with temperature. Sketch a labelled diagram that shows the…

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Q: Consider the reaction of H2(g) with I2(g) at 298 K to give HI(g). H2(g) + I2(g)→2HI(g) Kp= 2.24 If…

A: Given  H2(g)   + I2(g)    ------> 2 HI  Kp   = 2.24 Compound         Partial Pressure    H2…

Q: Consider the game in Question 8. Suppose the two players play this game for four periods in a row.…

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Q: 1. Predict whether a decrease in temperature is a favorable or an unfavorable process for the…

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Q: Consider this system at equilibrium. A(aq) = B(aq) AH = -650 kJ/mol What can be said about Q and K…

A: When a system faces stress, like change in temperature or concentration or any other parameter it…

Q: Suppose a 500. mL flask is filled with 0.80 mol of Cl₂, 0.60 mol of CHCl3 and 0.20 mol of HCl. The…

A: Recall the given reaction,                   Cl2 g  +  CHCl3 g  ↔  HCl g  +  CCl4 g…

Q: "Synthesis gas" is a mixture of carbon monoxide and water vapor. At high temperature synthesis gas…

A: This question is from chapter Chemical Equilibrium. We are aksed to calculate the pressure of carbon…

Q: Consider a closed system initially at equilibrium with a certain amount of a gaseous reactant. The…

A: In the realm of thermodynamics, the impact of temperature changes on equilibrium positions and…

Q: QUESTION 18 Consider the reaction below. If AH- -720.44 kJ/mol and AS --263.58 J/molK, at what…

A: According to Gibbs equation We can calculate the equilibrium temperature

Q: I. Identify if the species are polar, nonpolar, or ionic and the type of intermolecular forces exist…

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Q: SK is fille mol of (g) + OC1₂(g) BrOCI(g) + BrC1 (g) brium constant K for this reaction is 0.718 at…

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Q: onsder the following equilibrum  PCl3 (g) + Cl2 (g) ↔ PCl5 (g) ΔrH°=-92 kJ/mol The concentration…

A: Le Chaterlier's principle (also known as "The Equilibrium Law") states that when a system…

Q: Find Kc for the reaction 2 NO(g) + O2(g) ↔ 2NO2(g),  given Kp = 2.2 x 1012 @ 25 °C.  R = 0.08206…

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Q: When heat is added to an equilibrium mixture of water and ice, which of the following is true? a.…

A: The melting point of ice is 0oC. Ice is a crystalline solid. The melting point of the crystalline…