Calculate AH for the following reaction NO+O----NO2 using the following equation 1- 203 --- -302 AH= - 430KJ 2- 02------20 AH = 500 KJ 3- NO+ O3-----NO2+ O2 * ΔΗ-200 J
Q: 4. Calculate AH for the reaction: 4 NH3) + 5 Oze) → 4 NOg) + 6 H2Og) from the following data. (1)…
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Q: Estimate AG°rxn (in kJ) for the following reaction at 387 K. HCN(g) + 2 H2(g) → CH3NH2(g) AH°=…
A: Given that : The given reaction is : HCN(g) + 2H2(g) → CH3NH2(g)∆H°=-158.0 kJ∆S°=-219.9 J/KWe…
Q: Given the following reactions and their molar enthalpies: 2H2(g) + O2(g) ---> 2H20(1) AH = -483.6 kJ…
A: Since on multiplying 1.5 on reaction 1 and multiplying reaction 2 by 0.5 we will get the reactions…
Q: Consider following equations: A + в > D E + 2F → A C - E+ 2D AH° = -70.0 kJ AH° = -20.0 kJ AH° =…
A: The given reactions are 1) 2) 3) According to Hess's Law, on adding reactions, the value of ΔH0…
Q: Given the following heats of reaction: H2(g) + 1/2 O2(g) ---> H2O(g) ΔH = - 241.8…
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Q: Based on the reactions: 1. 6FEO(s) + Ozle) 2FE3O4(6) 2. 4FE3O4(6) +O2l2) 6FE2O3(s) Calculate the…
A: The answer to the following question is-
Q: Given the reactions, X(s) + O₂(g) → XO(s) XCO,(s) — XO(s) + CO,(g) X(s) + }O,(g) + CO, (g) — XCO,(s)…
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Q: Calculate the AH for the following reaction: 2NOCL → N2 + O2 + Cl2 with the following reactions: ½…
A: To find: The ∆H for the given reaction
Q: nspontaneous? eO(s) + CO(g) CO₂(g) + Fe(s) AH = -11.0 kJ; AS = -17.4 J/K Find AS surr and predict…
A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed by…
Q: 3. Calculate AH for the formation of one mole of N,O, from the elements at 25°C using the following…
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Q: Calculate AH for the process: Hg, Cl2 (s) → 2Hg(e) + Cl2(g) from the following information: Hg(t) +…
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Q: Rearrange the following reactions so that they add together to give the desired reaction (4) and…
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Q: Given the following reactions: → 2C02(9) + H20(t) AH° = -1299.5 kJ CH2(9) + ½02(g) CO 2(g) - ΔΗΟ =…
A: Hess' law of constant heat summation: The Hess law states that the change of enthalpy in a chemical…
Q: Calculate AH for the reaction: 4 NH, (g) + 5 O2 (9) > 4 NO (9) + 6 H20 (9) from the Following data -…
A: Given reactions: N2 + O2 -> 2NO............... (1)N2 + 3H2 -> 2NH3.......... (2)2H2 + O2 ->…
Q: Suppose we have measured values of AH for these two reactions: C(s) + O2(g) → CO2(g) 2 CO(g) + O2(g)…
A: The 2 reactions given are 1) C (s) + O2 (g) ------> CO2 (g)…
Q: Calculate AH for the reaction: Sg + Ozig) SO20 Se +02 (G 2 SO2 (9) + Ozig) 2 SO, 1g) A. 296.1 kJ AH=…
A: The value of ∆H depends on Stoichiometry of the thermochemical equation If a chemical equation is…
Q: Para cierta reaccion generica: A(g) + B(s) --> C(1) + D(g), AH° = 60.5 kJ y AS° = 140. J/K, sobre…
A: The spontaneity of a reaction is determined by the change in Gibb's free energy. If change in Gibb's…
Q: Calculate the AH°, for the combustion of ethene using the given AH°,: C2 H4 (g) + 302 (g) 2H;0 (1) +…
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Q: 34. Calculate the standard enthalpy change (AH) at 298 K for the reaction of X2Y with O2. 2 X2Y + 3…
A: According to Hess's law change of enthalpy in a chemical reaction is same regardless of whether the…
Q: Use hess' law to calculate the change in H for the reaction:
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Q: 9 From the fóllowing enthalpy changes, calculate the value of AHº for the reaction H2(g) + H2…
A: We have to add or subtract the given equations in a such a way that we get the desired equation.
Q: 4. Calculate the AH for the following reaction: NO 0 > NO2 Given the following information: 2 03 > 3…
A: Given: 2O3→3O2 ∆H=-427kJO2→2O ∆H=+495kJNO+O3→NO2+O2…
Q: Hydrogen gas reacts with oxygen gas to release 286.0 kJ per one mole of liquid water product.…
A: (1) H2 gas reacts with O2 gas to release 286.0 kJ/mol to form liquid H2O. H2(g) + 12O2(g) → H2O(l)…
Q: Calculate AH for the reaction 2 Al (s) + 3 Cl2 (g) → 2 AIC13 (s), from the following data. 2 Al (s)…
A: Please correct the state of AlCl3 in 4th reaction by mistake it is given as gas but it should be…
Q: Calculate the value of AHXN , in kJ, for the reaction: 2E + M → X + Q Using the following reactions:…
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Q: Given the Following Reactions: 1 X(s) +02(g) → X0(s) ΔΗ -660 kJ XCO3(s) → XO (s) + CO2(g) ΔΗ +465 kJ…
A: Given reactions: X(s)+1/2 O2 (g) ------> XO(s) ---> ΔH1 = -660 kJ --(1) XCO3 (s) ---->…
Q: 8- 10 ml of 0.5 M HCl solution will be mixed by 5 ml of 0.8 M NaOH solution. The neutralization…
A: Enthalpy of neutralization is the amount of heat when one mole each of acid and base combines to…
Q: Given the following reactions: N2H4 + 02- N2 +2 H2O AH =- 632 kJ H2 + 02 H202 AH = - 278 kJ H2 - 1/2…
A: Answer :- ∆H for the reaction N2H4 + 2H2O2 → N2 + 4H2O = -462 (kJ)…
Q: Calculate the AH for CCI4 (g), given that the AHrxn is -420kJ for the following reaction: CH4 (g) +…
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Q: Calculate AH for the following reaction NO+O----NO2 using the following equation 1- 203 -302 AH=…
A: In the question NO+O3 ----------> NO2+O2 ∆H=200K But in reality this is wrong ∆H must be…
Q: Calculate AH for the reaction: 2NH3 (g) + O2(9) → N½H4(1) + H20(!) given the following data: 2NH3…
A: The reactions given are, 1) 2 NH3 (g) + 3 N2O (g) --------> 4 N2 (g) + 3 H2O (l)…
Q: Calculate the heat change (AH°xn) for the slow reaction of zinc with water Zn(s) + 2H,0(1) Zn²+…
A: We are given with enthalpy change of three reactions. We need to determine the enthalpy change of…
Q: From data given below, calculate AH°, AS°, and AG° for the following reaction at 25°C. CH4 (g) +…
A: For the given reaction ΔH0 = sum of ΔH0f of products - sum of ΔH0f of reactants = ΔH0f (CO2) + ΔH0f…
Q: Calculate AG° (in kJ) for the following reaction at 1 atm and 25°C: C2H6(g) + O2(g) → CO2(9) +…
A: ANSWER IS -632 kJ
Q: Determine the value of AG° at 25 °C for the reaction below given the following data: CH,(g) AG = 68…
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Q: 5.64 From the enthalpies of reaction 2 C(s) + O2(8) –→ 2 CO(g) 2 C(s) + O2(8) + 4 H2(8) → 2 CH;OH(g)…
A: The question is based on Hess law. it states that net enthalpy change for the reaction remains same…
Q: Find the change in internal energy for this reaction (in kJ) 3NO2(g) + H2O(l) → 2HNO3(aq) + NO(g)…
A: Given,enthalpy of the reaction as -133.5kJ.The change in moles of the reaction can be calculated as
Q: c) 2 H₂(g) + O2(g) → 2 H₂O (9) For this ran, AH-241.8KJ, ASO=-88.85. Assuming AHO=AH and AS-AS,…
A: ∆G=∆H-T∆S (gibbs free energy equation) ∆G<0 (spontaneous) ∆G=0 (equilibrium) ∆G>0…
Q: 11 Calculate the AG in kJ of the following reaction: NO2 (g) + SO2 (g) --> NO (g) + SO3 (g) Given…
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Q: Calculate AH for the process: N2(g) + 202(g) → 2NO2(g) from the following information: N28) +O2(g) →…
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Q: Based on the reactions 1. 2HS+ 30, 250 2H0e H-- 103594 2. 290, 250; + 0z AH,+197.78 kJ 3. 2H,S +…
A: By Hess's law : Required equation = equn (1) - equn (2) - equn (3) ∆H = ∆H1 - ∆H2 - ∆H3 =…
Q: 2NO2(g) AH=-113.1 kJ. If AH for 3. Consider the reaction: 2NO(g) + O2(g)_ NO2 is 33.8 kJ/mole,…
A: The standard enthalpy of reaction, ΔH°rxn, can be calculated by summing the standard enthalpies of…
Q: The value of AH° for the following reaction is -2000 kJ: 2AI (s) + 302 (g) → 2AI2O3 (s) The value of…
A: Enthalpy change of a reaction is the difference of enthalpy of formation of products and reactants,…
Q: Determine the value of AH°xn for the target equation by using the three reactions provided. Target…
A: The given data is as follows: Target equation: 2A + D → F A + B → C ∆H1=267 kJ…
Q: AH° for Ca(s) + 2 H,0(1) → Ca²*(aq)+2 OH-(aq) +H2(g). Known reactions: H*(aq) + OH- (aq) → H2O(!)…
A: Given reaction- PCa(s)+2H2O(l) -> Ca2+ +2OH- (aq)+H2(g)
Q: 1. Calculate AH for the following equation PbCl215) +Cl2@) PbClą(1) AH ????? ---- Given: 1. Pb +…
A: (1) Given data is as follows: PbCl2(s) + Cl2(g) → PbCl4(l) ∆H=? 1. Pb(s) + Cl2(g) → PbCl2(s)…
Q: 36. The standard enthalpy (AH) for the reaction of C2H4 with Cl2 C2H4 + Cl2 → C2H3CI + HCI + 110 kJ…
A: Given that: 1) C2H4 + Cl2 ...> C2H3Cl + HCl dH = -110KJ 2) Cl2 + H2 ....> 2HCl dH = -185KJ 3)…
Q: What is the value of the equilibrium constant for the following reaction at 25C with a delta Grxn =…
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Q: - The following reaction occurs in pure water: H,O(1) + H,O(1) → H,O*(aq) + OH¯(aq) which is often…
A: Given - delta G0 = 79.9 KJ/mol Temperature = 25oC [OH-] = 0.15 M [H+] = 0.71 M To find - Delta G…
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- 1. Use the following reactions to determine the Delta Hrxn for P4O10(s) + 6H2O(l) 4H3PO4(l) 4P(s) + 5O2(g)---> P4O10(s). Delta H = -2984kJ 2H2(g) + O2(g)---> 2H2O(l) Delta H = -570kJ 2P(s) + 4O2(g) + 3H2(g)---> 2H3PO4(l). Delta H = -2534kJ B. Is the reaction exothermic or endothermic? C. Given Sof P4O10(s) = 228.9 J mol-1 K-1; Sof H2O(l) = 69.9 J mol-1 K-1; Sof H3PO4(l) = 241.98 J mol-1 K-1 calculate the DGrxn at 28.0oC. D. Is this reaction spontaneous or nonspontaneous?Use the values you measured for Mg(s) + 2HCl(aq) → MgCl2(aq) + H2(g) ΔH°1: -452kJ, and MgO(s) + 2HCl(aq) → MgCl2(aq) + H2O(l) ΔH°2: -133kJ, with the known ΔH°3 = ΔH°f(H2O, l) = –286 kJ/mol, to find your experimental ΔH°f(MgO), as: [f MgO] Mg(s) + ½O2(g) → MgO(s) ΔH°f(MgO) = ΔH°1 – ΔH°2 + ΔH°3 = ______ kJ/mol0 Calculate AH for the following reaction, after it is properly balanced with smallest whole-number coefficients: rxn C,H%(g) + Ozg) → COz(g) + H,O(g) AH [C₂H6(g)] = -84.667 kJ/mol AH [CO₂(g)] = -393.5 kJ/mol AH [CO₂(aq)] = −412.9 kJ/mol AH [H₂O(g)]=-241.826 kJ/mol AH [H₂O()] = -285.840 kJ/mol f kJ [unbalanced]
- Calculate DHrxn for 5 C(s) + 6 H2(g)-->C5H12(l) Given the following set of reactions: C5H12(l) + 8 O2(g)-->5 CO2(g) + 6 H2O(g) DH=−3505.8kJ C(s) + O2(g)-->CO2(g) DH=−393.5kJ 2H2(g)+ O2(g)-->2 H2O(g) DH=−483.5kJThe salt ammonium sulfate dissolves in water according to the reaction: (NH4)2SO4(s) ------>2NH4+(aq) + SO42-(aq) (a) Calculate the standard enthalpy change ΔH° for this reaction, using the following data: ΔH°f(NH4)2SO4(s) = -1180.9 kJ mol-1 ΔH°f NH4+(aq) = -132.5 kJ mol-1 ΔH°f SO42-(aq) = -909.3 kJ mol-1 (b) Calculate the temperature reached by the solution formed when 147 g of (NH4)2SO4 is dissolved in 0.167L of water at 23.1 °C. Approximate the heat capacity of the solution by the heat capacity of 167 g of pure water (specific heat capacity = 4.18 J g-1 °C-1), ignoring the mass of the salt. c) Heats of reaction find practical application in hot packs or cold packs. Would this dissolution reaction be appropriate for the preparation of a hot pack or a cold pack?Given the following data: 4C(s) + 4H2(g) + O2(g) → CH3CH2OCOCH3(l) ΔH°=-480.0 kJ CH3CH2OH(l) + O2(g) → CH3COOH(l) + H2O(l) ΔH°=-492.0 kJ 2C(s) + 3H2(g) + 1/2O2(g) → CH3CH2OH(l) ΔH°=-278.0 kJ H2(g) + 1/2O2(g) → H2O(l) ΔH°=-286.0 kJ calculate ΔH° for the reaction:CH3COOH(l) + CH3CH2OH(l) → CH3CH2OCOCH3(l) + H2O(l)
- Given the following two reactions:(1)Fe(s) + Cl2(g)->FeCl2(s) H(1) = -341.8 kJ(2)Hg(l) + Cl2(g)->HgCl2(s) H(2) = -224.3 kJcalculate the enthalpy change for the following reaction:(3) FeCl2(s) + Hg(l)-> Fe(s) + HgCl2(s) H(3) = kJDetermine ΔH°rxn at 25 °C for the reaction2 NOCl(g) → N2(g) + O2(g) + Cl2(g)given that the standard heat of formation (ΔH°f) of NOCl(g) is 51.7 kJ/mol -51.7 kJ -103.4 kJ 51.7 kJ 25.9 kJ -25.9 KJ 103.4 kJConsider the following rection: 2 A(g) + B2(g) ⇌ 2 AB(s) If Kc for the reaction is 0.244 and ΔH° for the reaction is 5.86 kJ at 255.9 What is the value of Kc at 1,844.9 oC ? (R=8.314 j/molK)
- 5. From the following data at 25°C: H2(g) + Cl2 ---> 2 HCl(g); ΔH° = -185 kJ2 H2(g) + O2(g) ---> 2 H2O(g); ΔH° = -483.7 kJ Calculate ΔH° at 25° for the reaction below: 4 HCl(g) + O2(g) ---> 2 Cl2(g) + 2 H2O(g) Please show workGiven: C6H12O6 (s) + 6 O2 (g) → 6CO2 (g) + 6 H2O (liq) When 3.500 g of glucose, C6H12O6 (MW = 180.15), is burned to give gaseous carbon dioxide and liquid water, 54.71 kJ of heat are set free. Indicate ΔH for the above reaction.Find the value of x in the following transformation (report the result as a whole number): Fe2O3(s) + 3C(graphite) --> 2Fe(s) + 3CO(g); ΔH = x kJ 4Fe(s) + 3O2(g) --> 2Fe2O3(s); ΔH = -1,403 kJ 2C(graphite) + O2(g) --> 2CO(g); ΔH = -193 kJ