How many moles of KCIO, must be reacted according to the following balanced chemical reaction to transfer -34.2 kJ of heat? 2 KCIO-(s) - 2 KC(s) + 3 0:(9) AH - -89.4 kJ

Q: How many KJ of energy are released when 6.39 g of Fe reacts with excess O₂? Given the following…

A: We have to predict the energy released

Q: The heat of formation of Fe2O3(s) is -826.0 kJ/mol. Calculate the heat of the reaction 4Fe(s) +…

A: Given information,

Q: AH in kJ for the process

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Q: The AG° for the combustion of propane is -2073 kJ/mole. What is the AG° for the following reaction?…

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Q: Charcoal is primarily carbon. What mass of CO2CO2 is produced if you burn enough carbon (in the form…

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Q: How much heat is liberated when5.00 kg of coal is burned if the coal is 96.2% carbon bymass and the…

A: Heat arises due to the difference in temperature. If the heat is released then the reaction is…

Q: The formation of rust (Fe2O3) from solid iron and oxygen gas releases -1.7  103 kJ. 4 Fe(s) + 3…

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Q: Suppose 32.1 g ClF3(g) and 17.3 g Li(s) are mixed andallowed to react at atmospheric pressure and…

A: When reactants react in a chemical reaction, they react by according to their stoichiometry. A…

Q: 3 NaOH(aq) + H3PO4(aq) = Na3PO3(aq)+3H2O(l)          Change is H= -173.7kJ If 31.2 mL of 0.45 M…

A: Moles of sodium hydroxide taken = concentration of sodium hydroxide X volume of sodium hydroxide…

Q: How much heat (in kJ) will be released (AH) if 1.20 mol of SrO is mixed with 0.945 mol of CO2 the…

A: Let's observe this reaction first 1 mole of SrO reacts with 1 mole CO2 to produce 1 mole of SrCO3…

Q: The following thermochemical equation is for the reaction of tetraphosphorus decaoxide(s) with…

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Q: How much heat (in kJ) will be released (AH) if 1.20 mol of SrO is mixed with 0.677 mol of CO2 in the…

A: According to balanced chemical equation, 234 kJ of heat is released when 1 mole of SrO reacts with 1…

Q: The following thermochemical equation is for the reaction of tetraphosphorus decaoxide(s) with…

A: 1 mol of tetraphosphorus decaoxide (P4O10) has produced energy = 453 kJ  Molecular weight of…

Q: In the following reaction, what is the quantity of heat (in kJ) released when 6.49 moles of CH, are…

A: Given reaction: CH₄ (g) + 2 O₂ (g) → CO₂ (g) + 2 H₂O(g) Given, ∆H° = -802 kJ/mol We have to…

Q: In a given gaseous reaction, 72 J of heat is absorbed and AE = -442 J. (a) Calculate w (work). work…

A: First law of thermodynamics  When heat absorbed by a system  Q=∆E+W Q=heat absorbed by a system…

Q: The thermite reaction produces a prodigious amount of heat energy. Given the thermochemical reaction…

A: Reaction equation :8Al(s) + 3Fe3O4(s) →              4Al2O3(s) + 9Fe(s)∆H°rxn = -3350.0 kJmolMass of…

Q: How many KJ of energy are released when 6.39 g of Fe reacts with excess O₂? Given the following…

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Q: The ∆Hfº of MgO is –602 kJ•mol‒1.  When 20.15 g MgO is decomposed at constant pressure according to…

A: Given,ΔHf = -602 KJ/molMass of MgO = 2015 gMolar mass of MgO = 40.3044 g/mol

Q: How much heat will be released (AH) if 0.5263 mol of NH3 are mixed with O.20 mol of O2 in the…

A: Interpretation: The amount of heat released in the following reaction is to be determined. Reaction:…

Q: How much heat (in kJ) will be released (∆H) if 1.20 mol of SrO is mixed with 0.717 mol of CO₂ in the…

A: Answer :-  ∆H° = -168 (kJ) When1.20 mol of SrO is mixed with 0.717 mol of CO2 , amount of heat is…

Q: 9. Calculate AH° in kJ/mol for reaction; given the following thermochemical data: CuOt+ CO ) > Cu +…

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Q: When 1 mole of CH4(g) reacts with O2(g) to form CO2(g) and H2O(g) according to the following…

A: Since When 1 mole of CH4(g) reacts with O2(g) to form CO2(g) and H2O(g) according to the equation…

Q: 7. When 0.63 g of solid LiCI (AHsoln = – 37.1 kJ/mol) dissolves in 5 L of water, how much heat is…

A: Answer :-  Heat released (q) when 0.63 g LiCl dissolved in 5 L water = -552.8 (J) = -0.5528 (kJ)…

Q: How much heat (in kJ) will be released (∆H) if 0.2693 mol of NH₃ are mixed with 0.200 mol of O₂ in…

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Q: a. Calculate the theoretical heat of reaction between the Zn and copper sulphate using the following…

A: a) Given that: Zn(s) = 0 kJ/mol ZnSO4 (aq) =  -152.4kJ/mol Cu(s) = 0 kJ/mol CuSO4 (aq) = 64.77…

Q: 5) What is the specific heat in J/ge C of a 5.75 x 0 kg piece of metal if the addition of 41.83 cal…

A: Given:- ∆T = 71.6°F   q = 41.83 cal   m = 5.75 × 10-3 kg  To calculate :-  Specific heat capacity…

Q: 1. What quantity of heat (in kJ) will be released (∆H) if 0.4501 mol of NH₃ are mixed with 0.200 mol…

A: Ammonia reacts with oxygen to form hydrazine and water. The equation for the balanced chemical…

Q: How much heat, in kilojoules, is released when 12.4  g   H2(g)  reacts with plenty of  O2(g)  to…

A: Given thermochemical equation is  2 H2 (g)  + O2 (g)   -->  2 H2O (g)…

Q: Given the following data: Solution Conc. (M) Volume (ml) Tiitial ("C) Ttnal NaOH 0.750 50.00 19.84…

A: The detailed solution of your question given below-- Since ,we know that in this process the…

Q: d. One mole ammonium nitrate dissolves in water to produce aqueous ammonium ions and nitrate ions,…

A: The thermochemical equation is a balanced stoichiometric chemical reaction that can be written along…

Q: How much heat (in kJ) will be released (∆H) if 0.4501 mol of NH₃ are mixed with 0.200 mol of O₂ in…

A: The balanced reaction taking place is given as, => 4 NH3 (g) + O2 (g) ------> 2 N2H4 (g) + 2…

Q: How many moles of KClO₃solid must be reacted according tothe following balanced chemical reaction to…

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Q: Calculate how much heat is released or absorbed

A: This is a dissociation reaction. In this reaction,  Molecular weight of NH3=17.031g/mol 2…

Q: A mercury mirror forms inside a test tube by the thermal decomposition of mercury(II) oxide. 2…

A: a. Given:

Q: 4. Sodium carbonate is a white powder used in the manufacture of glass. When hydrochloric is added…

A: The chemical equation can be written as: 2H+(aq)+CO32-(aq)→CO2(g)+H2O(l) To calculate the ΔHº for…

Q: When 0.5 mol of H2H2 is reacted with 0.5 mol of O2O2, 121 kJ of heat is released. Determine…

A: In the question, it is given that 0.5 mol of H2 react with 0.5mol of O2  i.e same ratio therefore…

Q: How much heat (in kJ) will be released (∆H) if 0.5093 mol of NH₃ are mixed with 0.200 mol of O₂ in…

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Q: 1. Calcium carbonate decomposes at high temperatures to form carbon dioxide and calcium oxide: Given…

A: We have given that  Calcium carbonate decomposes at high temperatures to form carbon dioxide and…

Q: How many kilojoules of heat are produced when 34.0 g of Fe2O3 reacts with an excess of CO according…

A: In this question, we want to determine the value of heat produced in kJ unit. How we can determine,…

Q: If 115 cal are added to 51.4 g of solid iron, what is the change in temperature of the iron? The…

A: Given: Heat added = 115 cal Mass of solid iron = 51.4 g Specific heat of iron is 0.11 cal/goC

Q: The AH value for the reaction 2Hg(1) + 02(g) heat (kJ) is released when 43.4 g Hg is reacted with…

A: The given thermochemical equation is 2 Hg(l) +O2(g) →2 HgO(s), ∆H = - 181. 6 KJ. The amount of…

Q: The following thermochemical equation is for the reaction of sodium(s) with water(1) to form sodium…

A: Answer:- This question is answered by using the simple concept of stoichiometry of thermochemical…

Q: How much heat (kJ) is evolved when 4.50 g of Fe202 is reacted with excess carhon monoxide using the…

A: Answer and explanation is given below hope you like it.

Q: What is the thermochemical equation. Formation of carbon dioxide gas from carbon (graphite) and…

A: The balanced chemical equation with the description of physical states and the amount of energy…

Q: calculate the heat of reaction for the following reaction: 2C2H6lg) + 702(g) 4CO2(g) + 6H2O(g)

A: The standard enthalpy of formation -  C2H6 g=-83.7 kJ/molO2 g=0 CO2g =-393.5 kJ/molH2O g= -241.8…

Q: How much heat (in kJ) will be released (∆H) if 1.20 mol of SrO is mixed with 0.505 mol of CO₂ in the…

A: According to the balanced chemical equation, 1 mole of CrO reacts with 1 mole of CO2 . Also, 234 kJ…

Q: The specific heat of aluminum is .900J/g degree C, what is its molar specific heat?

A: The specific heat of aluminium=0.900 J/goC Mass of 1 mol of aluminium= 26.98 g Molar heat capacity…

Q: The value of ΔH0for the reaction is -482 kJ.  What is the heat released to the surroundings when…

A: When two moles of CO reacts with one mole of O2, two moles of CO2 are formed. The amount of heat…

Q: A 27.7 g sample of ethylene glycol, car radiator coolant,loses 688 J of heat. What is the initial…

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Q: When a 6.00 g sample of KBr is dissolved in water in a calorimeter that has a total heat capacity of…

A: First, we will calculate the enthalpy change and then convert that heat into a molar quantity.  ΔH =…