G A+B reaction coordinate C+D

Q: Which of the following is not true of spontaneity?     It happens without the addition of external…

A: A spontaneous process occurs automatically without any external force. It is unidirectional

Q: predict whether a reaction with a negative deltaH and a negative deltaS will be spontaneous,…

A:

Q: For a reaction to be spontaneous, which of the following factors should have a negative sign? a…

A: Given : We have to tell what is requirement for spontaneity of a reaction

Q: What is the thermodynamic criteria for the feasibility of a reaction?

A: GIVEN- The thermodynamic criteria for the feasibility of a reaction.

Q: Calculate the free energy change that occurs when a reaction has an enthalpy of −315.2 kJ mol−1 and…

A:

Q: What is the main importance for using change in free energy (ΔG) as the thermodynamic parameter for…

A: ∆G---> change in Gibbs free energy. This is the thermodynamic parameter which tells about the…

Q: A reaction has a standard free-energy change of -11.90 kJ mol-1(-2.844 kcal mol-1). Calculate the…

A: Given - Value of standard free-energy change = -11.90 kJ mol-1 (-2.844 kcal mol-1)…

Q: Consider the thermodynamic data for the following reaction which is used to produce hydrogen. Which…

A:

Q: From these data, calculate the value of ΔH° for the reaction.

A: Using the equation,   1oC = 273K

Q: Consider the reaction: CaCO3(s) ↔ CaO(s) + CO2(g) The reaction enthalpy and entropy are: ΔHo rx =…

A:

Q: Determine the standard free energy change, ΔGf°, for the formation of S2− (aq) given that the ΔGf°…

A: Final answer : 92.094 KJ/ mol.

Q: If a reaction has a ΔG˚ of 0, what does that mean about the reaction?     The reaction will be at…

A: Given Statement  If a reaction has a ΔG˚ of 0, what does that mean about the reaction   ΔG represent…

Q: At 869 K, ΔGo equals -82.7 kJ for the reaction, Cl2(g) 2 Cl(g).  Calculate the value of ln K for…

A: The equilibrium constant can be written as the ratio of concentration of products to the…

Q: Calculate the equilibrium constant for this reaction. At what temperatures will this reaction be…

A: First to calculate ΔS  and  ΔH Then to calculate ΔG Then to calculate kc.  Then to find the…

Q: For a certain chemical reaction, the standard Gibbs free energy of reaction at 15.0°C is −143. kJ.…

A: The relationship between standard Gibbs free energy change and equilibrium constant is given by…

Q: (17) The Gibbs free energy change for the formation of iodine chlorine gas from its elements is…

A:

Q: A reaction has a standard free energy change of 25.0 kJ mol-¹. What is the equilibrium constant of…

A: Answer:Relation between equilibrium constant and standard Gibbs free energy change is shown…

Q: Calculate ΔA and ΔG for the vaporization of 2.00 moles of water at 100°C and 1.00 atm. The molar…

A:

Q: A student determines the value of the equilibrium constant to be 2.57×10-10 for the following…

A: Fe2O3 + 3H2 ---> 2Fe + 3H2O T = 298 K  R = 8.314 J/mol  Keq = 2.57 × 10-10

Q: Calculate the value of the free energy change, ΔG, for the reaction below at 600.0ºC when the…

A: Given reaction is :  2 POCl3 (g) → 2 PCl3 (g) +  O2 (g)  Pressures of POCl3 (g) at 600.0ºC = 20.00…

Q: Calculate the free energy ΔG (in kJ/mol) for a reaction    1A + 4 B   ⇌ 4 C + 4 D knowing that the…

A:

Q: Why is it important in using change in free energy, ΔG, as the thermodynamic parameter for assessing…

A: Thermodynamics is branch of chemistry which deals with heat gained and heat lost by system.

Q: Consider the reaction: CaCO3(s) ↔ CaO(s) + CO2(g) The reaction enthalpy and entropy are: ΔHo rx =…

A: The expression of thermodynamic equation is shown below: where; T = temperature R = gas constant K…

Q: What can be interpreted if only given the following? C6H12O6(s) ----> C6H12O6(aq) The enthalpy of…

A: We know when sugar is dissolved in water the temperature of solution increases.

Q: A chemical reaction has occurs at 308 K and has the following enthalpy and entropy changes: ΔHrxn =…

A:

Q: Consider the gas-phase equilibrium, CH3OH(g) CO(g) + 2H2(g). For this reaction, standard…

A: ∆G = ∆G° + RTlnQQ = reaction quotient ∆G° = standard free energy∆G = free energyR = gas constantT =…

Q: The equilibrium constant (Kp) for the balanced reaction Alg) + Bg) C(g) + D(g) is Kp = 4.61 at…

A: If the two opposing process in a reversible change are chemical change and the state in this change…

Q: When temperature increases from – 15.0 °C to + 15.0 °C, the thermodynamic equilibrium constant for…

A: We from the known formula, we can substitute the ratio of the equilibrium constants at T1 and T2…

Q: The thermodynamic values from part A will be useful as you work through part B:   ΔH∘rxn…

A:

Q: Calculate ΔG in kJ•mol-1 at 298 K for the following reaction:  2 A(g) + B2(s)  →  2 AB(g)    ΔGo =…

A:

Q: A reaction has a standard free energy change of -15.0 kJ mol-¹. What is the equilibrium constant of…

A: Given , standard free energy change (ΔG⁰) = -15.0 kJ/mol at 25 ⁰C.Convert given temperature in…

Q: Use standard thermodynamic data to calculate the value of Keq at 298 K for the Haber reaction: N2…

A: N2(g) + 3H2(g) <----> 2NH3(g)Temperature (T) = 298 KValue ∆Gf° for the following…

Q: The thermodynamic values from part A will be useful as you work through part B: ΔH∘rxn…

A: We have given that ∆G° = 1.92×105 J/mole T  = 298 K ∆H° = 243.5 kJ /mole ∆S° = 170 J/mole = 0.170…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.