17.110 Synthetic diamonds are made under conditions of high temperature (2000 K) and high pressure (1010 Pa; 105 atm) in the presence of catalysts. Car- bon's phase diagram is useful for finding the conditions for formation of natural and syn- thetic diamonds. Along the diamond-graphite line, the two allotropes are in equilibrium. (a) At point A, what is the sign of AH for the formation of dia- Diamond A Liquid Graphite Vapor. mond from graphite? Explain. (b) Which allotrope is denser? Explain. Temperature Pressure

Q: What is the minimum temperature for the spontaneous reaction of CCI4 (1) to CCI4 (g)" when AH° is…

A: By using the formula ∆G=∆H-T∆S Given ∆H =573kj/mol K

Q: Synthetic diamonds are made under conditions of high temperature (2000 K) and high pressure (1010…

A: Given, Synthetic diamonds are made under conditions of high temperature (2000 K) and high pressure…

Q: Consider acetylene  the balanced chemical equation for the combustion of 1 mole of acetylene gas…

A: Given Reaction is - C2H2 + (5/2) O2 ==> 2 CO2 +H2O  Also given that - ∆H = 226.7 kJ/mol = 226700…

Q: For the reaction H2S(g) + 2H20(1)3H2(g) + SO2(g) AH° = 295.4 kJ and AS° = 294.7 J/K The equilibrium…

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Q: For the reaction 2NO(g) + O2(g)-2NO2(g) AH° = -114.2 kJ and AS° = -146.5 J/K The equilibrium…

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Q: Predict the sign of AH, AS and AG at -2.0° C for the following conversion of liquid water to ice.…

A: We will use equation to estimate sign of ∆H and ∆S and then calculate ∆G .

Q: For the reaction 4HCI(g) + O2(g) 2H,O(g) + 2C1½(g) AH° = -114.4 kJ and AS° = -128.9 J/K The…

A: Gibb’s free energy (∆G0) – The change in Gibbs free energy due to mixing of molecules.…

Q: The reaction A(g) ∆ B(g) has an equilibrium constant of5.8 and under certain conditions has Q = 336.…

A: Given that : Equilibrium constant Kc = 5.8. It means that ∆G° < 1. Hence, ∆G° is negative.

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: At 2155 "C and 1 atm pressure H2O (g) is 1.18% decomposed to H2 (g) and 02 (g) in accordance with…

A: Given data;  Temperature, T=2155°C Pressure, P=1atm Now, in accordance with the given equation;

Q: Sort the descriptions. Standard Gibbs free energy of reaction Gibbs free energy of reaction No…

A: The answer is as follows:

Q: Given the information A+ B 2D AH = 738.8 kJ AS = 357.0 J/K C D AH = 454.0 kJ AS = -117.O J/K…

A: If a chemical reaction is reversed, the sign on ΔH and ∆S is changed. If a multiple of a chemical…

Q: a Use data given below to obtain the value of K, at 1500.°C for the reaction C(graphite) + CO2(9g) =…

A: It is given that graphite is combining with carbon dioxide to produce carbon monoxide and the…

Q: Determine K for a reaction at 200 K if ∆G° =11.6 kJ/mol. (R = 8.314 J/mol ･ K)

A: The relation between the standard Gibbs free energy change and the equilibrium constant is as…

Q: 3. Assuming AH° and AS° do not change with temperature, calculate the thermodynamic equilibrium…

A:

Q: Automobiles and trucks pollute the air with NO. At 2000.0°C, Kc for the reaction : N2(g) + O2​(g)…

A: The relationship between equilibrium constants at two different temperatures is given as :

Q: For the reaction S(5,rhombic) + 2C0(g)SO;(g) + 2C(5.graphite) AH° = -75.8 kJ and AS° = -167.6 J/K…

A:

Q: if a sample of aluminum at 50oC is added to 30.0 mL of water at 22oC, and at a equilibrium the…

A: Consider the given information is as follows; Aluminum: Mass of aluminum = ?…

Q: One of the reactions that destroys ozone in the upper atmosphere is (6)0 + (6)O 6)0+ (6)ON Calculate…

A: The details solution for this is provided below in attach image.

Q: Calculate Kp for the following reaction at 25°C:   2SO2(g) + O2 (g) → 2SO3 (g)   For SO2(g),…

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Q: Which of the following reactions indicates an increase in entropy?

A: In case of homogeneous gaseous reaction :- if number of gaseous moles of products are more than the…

Q: In a particular biological reaction taking place in the body at 37 °c, the change in enthalpy was…

A: It is given that the temperature is 37°C, and change in enthalpy is -135 kJ/mol and the change in…

Q: The value of entropy of vaporization of methanol is 104 J/mol. If the enthalpy of vaporization of…

A: The Gibbs Energy of vaporization for methanol is to be calculated from the known values of enthalpy…

Q: Kyanite, sillimanite,and andalusite all havethe formula Al₂SiO₅.Each is stable under dif-ferent…

A: a)  All the three minerals are having equal free energy at equilibrium.   b)  Among the three…

Q: emental carbon usually exists in one of two forms: graphite or diamond. It is generally believed et…

A: In this question, we want to determine the ∆G° for this given transformation.  You can see details…

Q: For a particular reaction at 140.6 °C, AG = 560.53 kJ/mol, and AS = 131.79 J/(mol · K). Calculate AG…

A: It is based on chemical thermodynamics concept. we have to calculate Gibbs free energy change for…

Q: Consider the decomposition of a metal oxide to its elements, where M represents a generic metal.…

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Q: Is it possible to have a reaction where Kc = Kp? If so, under what conditions wouldthis relationship…

A: The relationship between the Kp and Kc for any gas-phase reaction is given by,…

Q: Consider the decomposition of a metal oxide to its elements, where M represents a generic metal.…

A: The ratio of concentration of products to the ratio of concentration of  reactants is represented as…

Q: Which of the following processes are spontaneous and which are nonspontaneous: lightning

A: Spontaneous process  is a process, which occurs on its own without external forces. They are…

Q: The value of ΔG° (kJ/mol) at 25 °C is  -20.5. What is the equilibrium constant for this reaction at…

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

Q: For the reaction CaCO3(s)→CaO(s) + CO2(g) AH° = 178.3 kJ and AS° = 160.6 J/K The equilibrium…

A: The given reaction is as follows:    CaCO3(s) → CaO(s) + CO2(g) ∆H°=178.3 kJ∆S°=160.6 J/K…

Q: For the reaction NHẠNO3(aq)N20(g) + 2H2O(1) AH° = -149.6 kJ and AS° = 99.9 J/K The equilibrium…

A:

Q: 10. Determine the equilibrium constant for the following reaction at 298 K. SO3 (g) + H2O (g) →…

A:

Q: Which of the following diagrams (enter A, B, C, or D), best describes the entropy changes for the…

A: As we are moving from liquid to gas entropy increases

Q: What is always true for a spontaneous reaction at constant pressure? ASreaction>0 and AGreaction=0…

A:

Q: For the reaction, A + B C, AH° = -40 kJ, and AS° = +80 J/K. Which of the following statements is…

A: Given: ∆H°=-40 kJ ∆S°=+80 J/K

Q: For the reaction FezO4(s) + 4H2(g)3Fe(s) + 4H,0(g) AH° = 151 kJ and AS° = 169 J/K AG° for this…

A: The reaction taking place is given as, => Fe3O4 (s) + 4 H2 (g) ------> 3 Fe (s) + 4 H2O (g)…

Q: Choose the INCORRECT statement. o Gibbs energy is defined by: G = H - TS. o If AG <0, the process is…

A: Given statements are : a. Gibbs energy is defined by : G = H - TS  b. If ΔG &lt; 0, the process is…

Q: A certain reaction has ∆H ° = +23.7 kJ and ∆S° = +52.4 J&gt;K. Calculate ∆G° for the reaction at 298…

A:

Q: Ammonia can be synthesized from nitrogen and hydrogen by the following reaction: N2(g) + 3 H2(g) -->…

A: Recall the given reaction            N2g+3H2g→2NH3g Recall the relation to calculate ∆G…

Q: What is the value of Kp for any liquid in equilibrium with its vapor at the normal boiling point of…

A: The Kp is the equilibrium constant in the term of pressure for the system contain liquid and its…

Q: Determine AG° for a reaction when AG = -132.9 kJ/mol and Q = 0.043 at 298 K. (R = 8.314 J/mol · K)

A: (a) Given: Temperature = 298 K Delta G = -132.9 kJ/mol Reaction Quotient for the reaction, Q = 0.043

Q: s the relationship between Q and K

A:

Q: For the reaction NH,CI(aq)NH3(g) + HCI(aq) AH° = 86.4 kJ and AS° = 79.1 J/K The equilibrium constant…

A: The reaction given is, =&gt; NH4C (aq) --------&gt; NH3 (g) + HCl (aq) Given : ΔHo = 86.4 KJ = 86400…

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: For the reaction CO(g) + 3H2(g)→CH4(g) + H,O(g) AH° = -206.1 kJ and AS° = -214.7 J/K The equilibrium…

A: Given T = 290.0 K, ∆H° = -206.1 kJ;  ∆S° = -214.7 J/K Equilibrium constant, K = ?

Q: Consider the synthesis of sulphur dioxide from its elements at 25°C: Sa(s) + Oza - so2 () 2.1.1…

A: Since you have posted a question with multiple sub-parts , we will solve first three sub-parts for…

Q: The following reaction is known to have a very large equilibrium constant. 4 NH3(g) + 5 O2(g) 4…

A:

Q: Consider the reaction at 25 degrees celsius 2NO3-(aq)+8H^+(aq)+3Cu(s)=3Cu2+(aq)+2NO(g)+4H2O(l)…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…