Consider the following data. MgS(s)  Mg(s) + S(s)   H = +598.0 kJ SO2(g)  S(s) + O2(g)   H = +296.8 kJ 3 Mg(s) + SO2(g)  MgS(s) + 2 MgO(s)   H = -1504.6 kJ Use Hess's law to calculate (delta)H for the reaction below. 2 MgO(s)  2 Mg(s) + O2(g) (delta)H = ______ kJ

Q: Calculate AH for the combustion of methane. CH4 (g) + 2 02 (g) - CO2 (g) + 2 H2O (g) Given the…

A: Given  Reaction  CH4(g)  + 2O2(g)   →  CO2(g)   +  2H2O(g)    Molecule         Enthalpy of formation…

Q: consider the reaction: 4NH3(g)+5O2(g)⟶4NO(g)+6H2O(g)ΔrH∘=−906kJ/mol Calculate the energy released…

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Q: Calculate heat for the following reaction to produce sulfur dioxide, S(s) + O2(g) = SO2(g) given…

A: The net chemical equation can be obtained by inverting the second thermo-chemical equation and…

Q: 2. Use the following reactions: CIO(g) + O3(g) → CI (g) + 202 (g) AHxn = -29.90 kJ 203(g) → 302…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Find ΔHrxn for the following reaction given the table of data below: 3 H2(g) + O3(g) → 3 H2O(g)…

A: According to Hess's law change of enthalpy in a chemical reaction is same regardless of whether the…

Q: How much heat is absorbed or released when 40.00 g of NH3(g) reacts in the presence of excess O2(g)…

A: According to the question, The mass of the ammonia gas is given by =40.00 g The molar mass of the…

Q: Consider the following chemical reaction: C5H12(l) + O2(g) ------------> CO2(g) + H2O(g) Calculate…

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Q: ind ΔHrxn for the following reaction given the table below. N2O(g) + NO2(g) → 3 NO(g) Reaction…

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Q: Given the thermochemical expression below: CaO (s) + 3C (s) ----> CaC2 (s) + CO (g)…

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Q: Calculate the heat of formation of HCI(g) using the information below: CH4lg)+ 4 Cl2(g) → CCla(g) +…

A: Given  Enthalpy of formation of CH4  = -75 KJ Enthalpy of formation of CCl4  =  -96 KJ Enthalpy or…

Q: 4. Calculate A H for S (s) +0,(9) → so;(g) based on the reactions: S (s) + 02 → S02 (g) 2502 (g) +…

A: Given,  S (s) + O2 → SO2 (g); ∆H = - 296 kJ .......(1) 2SO2(g) + O2(g) → 2SO3 (g); ΔΗ =-198.2…

Q: Find the enthapy change for the reaction below in kJ .                   4NH3(g)  + 5O2(g) -->…

A: Given,  4NH3(g)  + 5O2(g) --> 4NO(g) + 6H2O(g)     ΔH= ?  (NH3(g)) = -46.1,         (NO(g)) =  +…

Q: A calorimeter has a heat capacity of 35.45 J/C. When 100.0 mL of a strong acid at 23.1°C is mixed…

A: Given  Specific heat of calorimeter 35.45J/°C  Specific heat of solution = 4.10J/g°C  Initial…

Q: 2. Many manufactures produce hydrogen gas from methane gas, as in the reaction below. This reaction…

A: First we will calculate the number of moles in 2.50 kg and then calculate the amount of heat…

Q: What mass of iron is produced if 58.2 kJ of heat are released according to the following equation?…

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Q: For the following balanced chemical reaction C3H8(g) + 502(g) ---> 3CO2(g) + 4H₂O(g) How much heat…

A: The reaction is as follows:The heat released when 12 g of oxygen are consumed = ?

Q: A chemist measures the energy change AH during the following reaction: C₂Hg(9)+50₂(g) → 3 CO₂(g) +…

A: The amount of Heat evolved or absorbed in a reaction is reaction Enthalpy. Which is represented by…

Q: Consider the following chemical reaction: C5H12(l) + O2(g) ------------> CO2(g) + H2O(g) Calculate…

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Q: Consider the reaction: C,H,OH) + 30, (g) →2CO,(g)+3H,01), AH = -1.37 x 10° kJ When a 21.1-g sample…

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Q: Iron converts to iron (iii) oxide in this reaction: 2 Fe (s) + 3 CO (g) -> Fe2O3 (s) + 3 CO2 (g)…

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Q: Given : CH4 (g)  + 2 O2 (g)  -->  CO2 (g) + 2H2O (g)       Δ H = -882 kJ/mol What is Δ H for the…

A: Given : Balanced chemical equation.  To find : Enthalpy change for new generated equation.  Solution…

Q: 5. Calculate A H for H2(g) + Cl, (g) → 2HCI (g) based on the reactions: AH = -176 kJ AH = -99.22 kJ…

A: Given, a) NH3 (g) + HCl (g) → NH4Cl (s) ∆H = -176 kJ b) N2 (g) + 3H2 (g) → 2NH3 (g) ∆H = -99.22 kJ…

Q: A 5.00-g sample of aluminum pellets (specific heat capacity= 0.89 J/°C-g) and a 15.00-g sample of…

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Q: Acrylonitrile, C3H;N(g), is prepared by the reaction of propylene, C3H6(g), with nitric oxide,…

A: The deciding factors for the selection of limiting reagent depends on the molar proportions of…

Q: Using Hess’s Law, show or describe how the given equations below can be used to calculate the…

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Q: Find the ΔH (in kilojoules) for the reaction below, given the following reactions and subsequent ΔH…

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Q: Using the general properties of reaction enthalpy A chemist measures the enthalpy change AH during…

A: The thermochemical equations can be treated as algebraic equation which can be added,  subtracted,…

Q: CaO(s)  2 Ca(s) + O2(g)   H = +1270.2 kJ CO2(g)  C(s) + O2(g)   H = +393.5 kJ CaO(s) + CO2(g)…

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Q: Using the table of standard formation enthalpies that you'll find under the ALEKS Data tab,…

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Q: When 1 mole of H₂CO(g) reacts with O₂(g) to form CO₂(g) and H₂O(1) according to the following…

A: Given,  Number of moles of H2CO = 1 mole   Amount of heat evolved = 563 KJ  Equation is :  H2CO (g)…

Q: For the reaction SbCl (g) SbCl (g) + Cl (g), 5 3 2  G° (SbCl ) = -334.34 kJ/mol f 5  G° (SbCl ) =…

A: We have find out equilibrium constant.

Q: Given the enthalpy changes for the following reactions, calculate H0f for CO(g). C (graphite) +…

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Q: How much heat is produced by combustion of 25.0 g of ethanol under standard state conditions?…

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Q: Find ΔHrxn for the reaction:                3 H2(g) + O3(g) → 3 H2O(g)         Using the following…

A: Reactions with known enthalpy changes are the following. H2Og→H2g+12O2g       ∆Hreaction=+241.8 kJ…

Q: 5. Consider the reaction Ca (s) + ½ O2 (g) CaO (s) having AH = -635 kJ/mol. What is the enthalpy for…

A: In a thermodynamic system, the enthalpy is the measurement of the energy.  The enthalpy of the…

Q: Consider the following data. 2 CaO(s)  2 Ca(s) + O2(g)   H = +1270.2 kJ CO2(g)  C(s) + O2(g)   H…

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Q: When 1 mole of Fe₂O3(s) reacts with H₂(g) to form Fe(s) and H₂O(g) according to the following…

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Q: Consider the following reactions:                                        2W(s)  +  3O2 (g)…

A: The given data: 2W(s)+3O2 (g)→ 2 WO3 (s)      ΔH= -1939.40 kJ/mol2H2(g)+O2 (g)→ 2H2O…

Q: Using the provided table and the equation below, determine the heat of formation for PbS. 2 PbS (s)…

A: Heat of reaction = Heat of reaction of products - heat of reaction of reactants

Q: A 1.00 g sample of MgCl2 produced a 10.00 °C increased in a calorimeter charged with 40.0mL of…

A: Mass of MgCl2 = 1.00 g Increase in temperature, ΔT = 10.00 °C Specific heat of MgCl2, C = 0.750…

Q: Using the provided table and the equation below, determine the heat of formation for PbS. 2 PbS (s)…

A: Hess's law  states that the amount of heat evolved or absorbed in a process is independent of the…

Q: Using the given data below, calculate the heat of reaction. 2NO(g) + O2(g) --> 2NO2(g)

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Q: The standard heat of formation of HCl(g) is -92.3 determine Hrxn (in KJ) for a reaction:…

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Q: Find the ΔH (kJ) for the reaction below, given the following reactions and subsequent ΔH values:…

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Q: Calculate the enthalpy change, ΔΔH, for: CCl4(l) + 4 HCl(g) ⟶⟶ CH4(g) + 4 Cl2(g)

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Q: Calculate the heat (kJ) exchanged when 3.76 mol CaCO3 is formed in the following reaction: Ca(OH)2…

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Q: Liquid hydrogen peroxide, an oxidizing agent in many rocket fuel mixtures, releases oxygen gas on…

A: Hydrogen peroxide decomposes into water and oxygen. The equation for the balanced chemical reaction…

Q: 2CO2(g) + 5H2(g)→C¿H2(g) + 4H2O(g) AH= 46.5 kJ hen 9.15 grams of carbon dioxide(g) react with excess…

A: CAlculate mole to get value of ∆H