200 ° C, the numerical value of Kc for the following reaction is 8 × 10-³. PCl5 = PCl3 + Cl2 deltaH = + 124 kj / mol a) Write the expression of Kc for this reaction. b) What are the units of Kc? c) What is the value

Q: In Question 3 what is the value of AH in kJ for each of the three given reactions as well as the…

A: Enthalpy change of the reaction is mathematically expressed as ∆H=∆HP-∆HR ∆H = enthalpy change of…

Q: The Keq of a reaction is exactly 1. This means... *

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A: Find the ΔH for this reaction : 3H2(g) +O3(g) --> 3H2O(g) -------(1) ∆H°= ?

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Q: Q1.) For a certain chemical reaction, ΔH∘ = - 35.4 kJ and ΔS∘ = - 88.0 J/K 1. Exothermic or…

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Q: inside a calorimeter is 100 g of water at 39.8 ºC. A 10 g object at 50 ºC is placed inside of a…

A: Mass of water, m=100 g  The initial temperature of water=39.8 ºC Final temperature=40ºC Change in…

Q: An important step in the synthesis of nitric acid is the conversion of ammonia to nitric oxide. AH°.…

A: The given reaction is:-          4NH3(g) +5O2(g) → 4NO(g)  + 6H2O(g)  ∆Hof[NH3(g)] = -45.9kJ/mol…

Q: The heat of combustion of fructose, C6H12O6, is -2812 KJ/mol. If a fresh golden delicious apple…

A: Molar mass of fructose = 180.16 g/mol

Q: 8. For the reaction, A + B C, AH° = +30 kJ/mol; AS° = +50 J/molK. At 300 K, what must be the sign of…

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Q: Determine the Sign of #H?

A: Answer Sign of H for a reaction

Q: 11 Q nple of KOH(s) at 25.0 C was added to 100.0 g of H,O(1) at room temperature inside an insulated…

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Q: How much energy is transferred by 1 mol of 02(g) reacting in the equation below? C6) + ½ O2e) → CO),…

A: In this,half mole of oxygen react to release 110.5kj/mol of energy then when half mole of oxygen…

Q: When solutions containing silver ions and chloride ions are mixed, silver chloride precipitate:…

A: As you have asked multiple questions, so we will answer the 1st three question. Please mention the…

Q: Given the reaction: NO2(g) NO(g) + O2(g) (H = +62 Kj), if the temperature is increased, the…

A: Given ;- NO2(g) <-----> NO(g) + O2(g)  H = +62 kJ  statement : if the temperature is…

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Q: Consider the reaction: A + B. When this reaction reaches equilibrium, which quantity equals zero?…

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Q: 77. For the reaction SbCls(g) AG (SbCls)=-334.34 kJ/mol SbCl3(g) + Cl2(g), AG°f (SbC13)=-301.25…

A: The objective of this question is to calculate the equilibrium constant (Kp) for the given reaction…

Q: Consider the reaction H2(g) + Cl2(g) 2HCI(g) AH = -384.6 kJ/mol. If 3 moles of H2 react with 3 moles…

A: Given data H2(g) + Cl2(g) → 2 HCl(g)     ∆H=-384.6 KJ/mole Number of H2 mole react = 3 mole Number…

Q: At 25oC, the ΔH o andΔH o for the following reaction is -24.7 kJ/mol and -49.9 J/mol-K,…

A: Given: ∆Ho=-24.7 kJ/mol∆So=-49.9 J/mol KT=25oC  =(25+273) K  =298 K[NaCN]=0.0450 MVolume of NaCN=100…

Q: N2(g) + Oz(g) -- 2NO(g) AH = + 180.5 k) If the vessel that contained the reaction above was placed…

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Q: Find the ΔH for this reaction : 3H2(g) +O3(g) --> 3H2O(g) Given the two following pieces of…

A:

Q: Find ΔH for the reaction    C3H8 (l) + 5O2(g) --> 3CO2(g) + 4H2O(l)        ΔHrxn = ? Given:…

A: Given: Enthalpy of formation of CO2(g)= -393.5 kJ/mol Enthalpy of formation  of H2O(l)= -285.8…

Q: The standard heat of formation for Ag2CrO4(s) is -712 kJ/mol at 298 K. Write the formation equation…

A: The equation for the heat of formation reaction can be written as, 2Ag++CrO4-2→ Ag2CrO4 ∆H=-712…

Q: Q2: label the following picture and answer the following questions: 120 100 80 60 40 reaction…

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Q: Potassium chlorate decomposes to potassium chloride and oxygen gas according to the following…

A: Given that, ∆H°= -77.6 KJ ∆S°=494.6 J K-1 = 0.4946 KJ K-1 T= 879K Then, ∆G= ?

Q: Use the following reference reactions to determine ΔH for the reactions given below. P + 3/2Cl2 →…

A: Given  Reaction   P + 32Cl2   →  PCl3                ∆H = -146.2 KJ/mol                 ( Equation 1…

Q: AG =

A:

Q: the value of delta G at 181 degree celcius for the formation of calcium chloride from calcium metal…

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Q: What would be the ΔE (in kJ) for the following reaction if 6.300 moles of H2O were decomposed? 2 H2O…

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Q: Calculate the ÄE°rxn for the decomposition of calcium carbonate to calcium oxide and carbon dioxide.…

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Q: For a particular reaction at 206.1 °C, AG = -1146.96 kJ/mol, and AS = 998.08 J/(mol · K). Calculate…

A: In this question we have to tell the value of delta G at -104.8°C .

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A: Given: ΔH of NaOH dissolution: -44.53 kJ/mol To answer: The change in temperature when NaOH is…

Q: What is A Gº at 25 OC for the following reaction? H₂(g) + Br₂(g) → 2HBr(g); AH = -103.8 kJ; AS-21.3…

A:

Q: Is the reaction product- or reactant-favored?

A: Given : thermodynamic data

Q: 6. Calculate AG for the combustion of propane. C3H8(g) + 50₂(g) → 3CO₂(g) + 4H₂O(g) C3H8(g) -24.5…

A:

Q: 12. The following process occurs naturally: C (diamond) C (graphite) AG° = -2.90 kJ/mol (a) Is this…

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Q: For the reaction: HCI 40° C

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Q: Calculate AG at 25°C for the following reaction: CO(g) + 2H2(g) → CH;OH(I) AG°xn = -2.9x10ʻ J/mol…

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Q: Calculate the required value for each reaction. 2H2 + O2→ 2H2O + 286 kJ A) what amount of energy…

A: The given data contains, Number of moles of hydrogen = 450 moles The given reaction is, 2H2 + O2…

Q: If 5.60 mol of a substance releases 14.9 KJ when it decomposes, what is the ΔH for the term KJ/mol…

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Q: What is K for a reaction if /\G° =-178.6 kJ/mol at 25 °C (or 298 K)? (R = 8.314 J/mol • K)

A: Information of question

Q: If a chemical reaction is exothermic, but not spontaneous, which of the following must be true? AG v…

A: Here, we have to assign the sign of all thermodynamic properties.

Q: benzene by 19) Calculate the amount of heat (in kJ) necessary to raise the temperature of 53.8 50.6…

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Q: Find the  heat of reaction of   NaOH(s) + HCl(g) ---------> NaCl(s) + H2O(g)

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Q: Using the data given below, calculate the ΔHo for the dissociation of HCN to its constituent ions.…

A: The given equations can be rearranged as:

Q: Given the following: P,(s) + 50,(g) → P,0,(s) A G° = – 2697.0 kJ/mol2H, (g) +0,(g) → 2H,0(g) A G° =…

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Q: 15. How much energy is required to decompose 1228 g of PC13, according to the reaction below? The…

A: Mass of PCl3 = 1228 g Molar mass of PCl3 = 137.32g/mol Reaction = 4PCl3(g)  --->  P4(s) + 6Cl2(g)…

Q: s reaction endothermic or exothermic? ts) oinnerdtoxca no tobne Additionally, rewrite the…

A: