Given the following equation, C3H8(g) + 5 O2(g) → 3 CO2(g) + 4 H2O(g) ΔG°rxn = -2074 kJ Calculate ΔG° rxn for the following reaction.    5 C 3H 8( g) + 25 O 2( g) → 15 CO 2( g) + 20 H 2O( g)

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

A: Answer 1: Exothermic or Endothermic? ΔH∘, represent heat content of the system which is expressed by…

Q: Calculate ΔrH° for the combustion of methane gas, CH4 : CH4(g)  +   2 O2(g)  →   CO2(g)  +  2…

A: Given  CH4(g)  +   2 O2(g)  →   CO2(g)  +  2 H2O(g) molecule                                  ΔfH°…

Q: Use Hess's law to calculate ΔG°rxn using the following information.               NO(g) + O(g) →…

A: The first thing to do is to change the bottom three reactions to make it look like the top reaction.…

Q: Given the following equation,               N2O(g)  +  NO2(g)  →  3 NO(g)  ΔG°rxn  = -23.0 kJ…

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Q: 1. Given that A,H° = –2219 kJ/mol-rxn and that A, S° = -216 J/K · mol-rxn at 25 °C, determine the…

A: Gibb's free energy of the system (G) is a thermodynamic property which is a state function. The…

Q: Determine ΔrH° in kJ/mol for the reaction,  4 NO(g) + 6 H2O(g) →4 NH3(g) + 5 O2(g) using the…

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Q: Calculate ΔrHΔrH for the following reaction: CaO(s)+CO2(g)→CaCO3(s) Use the following reactions…

A: 1- First reverse the Last equation : 2CaO(s) ------> 2Ca(s) + O2(g)..... (4)  ∆H1 = +1269.8…

Q: Calculate the free energy change (ΔG) for the following reaction at 25.0o C:                     2…

A: Unit of temperature is converted as follows,

Q: When a  3.21 g  sample of solid sodium hydroxide was dissolved in a calorimeter in 100.0 g of water,…

A: Mass of Water = 100.0 g. Specific heat of water = 4.184 J/g 0C. Change in temperature, ΔT = 32-23.9…

Q: The standard reaction free energy AGO = -835. kJ for this reaction: 2 Al(s) + Fe₂O3(s)→Al₂O3(s) + 2…

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

Q: Indicate which of the following reaction(s) results in a positive ΔSsys. Make sure to show your work…

A: AgNO3 (aq) +NaCl(aq) → AgCl(s) +NaNO3 (aq)HCl(aq) → HCl(g) +H2O(l) H2(g) + I2 (g)  → 2HI(g)C2H2O2…

Q: has

A: We wil use Clausius clapreyon Equation

Q: Calculate ΔrH for the following reaction: P4(g) + 10Cl2(g) → 4PCl5(s) Express your answer to 4…

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

Q: Given the information A+B 2D C D ΔΗ° = -641.9 ΚΙ ΔΗ° = 560.0 ΚΙ AS 282.0 J/K AS° -195.0 J/K…

A:

Q: Calculate the ΔH for the following reactions:  A- Mg (s) + C (s, graphite) + 3/2 O2 (g) > MgCO3 (s)…

A: Calculate the ΔH for the following reactions:

Q: Given that: ΔHof [NO2(g)] = +34.0 kJ mol−1 ΔHof [NO(g)] = +90.0 kJ mol−1 What is the standard…

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Q: Use the following data to determine the AH° for the conversion of diamond into graphite:…

A: The enthalpy change is a state function and the Hess law states that the change of enthalpy in a…

Q: The values of ΔfHo(298 K) for SO2(g) and SO3(g) are –296.8 and –395.7 kJ mol–1. What is the value of…

A: Heat of formation is defined as the change of enthalpy when one mole of a substance is formed from…

Q: Which one of the following reactions cannot proceed spontaneously as written at any temperature?…

A: For a reaction having ∆H positive and ∆S negative can not be spontaneous.

Q: .. This question is given in the photo 2..The Haber process is used to produce ammonia for…

A:

Q: Make any changes needed in each of the following equationsto make ΔH°ᵣₓₙ equal to ΔH°f for…

A: ∆H˚f is the change in enthalpy (∆H) when 1 mole of the compound is formed from its constituent…

Q: Consider the below information at 298 K: 2 NO (g) + O2 (g) 2 NO2 (g) AG° = -72.6 kJ N2 (g) + O2 (g)…

A: The given problem relates to Hess's law, which states that the amount of heat evolved or absorbed in…

Q: Hydrogen cyanide is a highly poisonous, volatile liquid. Determine the ΔH for the reaction that…

A: Hess's Law of Constant Heat Summation: If a reaction occurs in multiple stages or steps, the total…

Q: 0.00258 mol of KI are dissolved into 40.0 g solution, the temperature of solution decreased by 1.57…

A: In a chemical reaction, some bonds are broken and some bonds are formed.this causes the heat change…

Q: 8.) Determine AG°rxn using the following information. (assume 298 K) H2(g) + CO(g) → CH2O(g)…

A: This question is related to Gibbs energy formula. Gibbs free energy is a quantity that is used to…

Q: 50.0 mL of 1.45 mol/L NaOH and 50.0 mL of 1.45 mol/L HA are added to a coffee cup calorimeter, and…

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Q: Sulfur dioxide reacts with oxygen to produce sulfur trioxide. Thermodynamic Data Substance ΔfH∘…

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Q: 7- Given the following data: 2H2 (g) + C (s) → CH4 (g) 2H2 (g) + O2 (g) → 2H2O (I ) C (s) + O2 (g) →…

A: Given,

Q: If Kc=0.485 at 40.°C and Kc=0.620 at 90.°C, what is ΔH° for the reaction?

A: Van’t Hoff equation relates the change in the equilibrium constant, K to change in the temperature…

Q: Consider the synthesis reaction for ammonia: N2(g) + 3H2(g) ↔ 2NH3(g)        ΔrHo = -91.2 kJ/mol…

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

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: When 1.50 mol of CH4(g) reacts with excess Cl2(g) at constant pressure according to the chemical…

A:

Q: Determine ΔrH° in kJ/mol for the reaction,  4 NO(g) + 6 H2O(g) →4 NH3(g) + 5 O2(g) using the…

A:

Q: Calculate ΔH for the following reaction: PCl3 (l) +  Cl2 (g)  → PCl5 (s) given the following: 1)…

A: Reverse of first reaction and and it will second equation and divide by 2 equation so we can that…

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: Calculate  ΔH⁰298   (in kJ) for the process Co3O4(s) → 3 Co(s) + 2 O2(g) from the following…

A: Given    Co(s)  +  12 O2(g)   →  CoO(s)            ∆H°298  =  - 237.9 KJ            ( Equation 1 )…

Q: Use the Standard Thermodynamic Properties table to calculate ΔHo for the following reaction:…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: Calculate ΔH for the following reaction: C3O2(g) --> 3 C(graphite) + O2(g) Use the following data:…

A: The reactions given are 1) 2 CO(g) + C(graphite) --> C3O2(g)…

Q: We mix 60 mL of 0.170 M nitric acid with 83 mL of 0.671 M calcium hydroxide. Both solutions are…

A: Given, Volume of HNO3 = 60 ml = 0.06 L Molarity of HNO3 = 0.170 M Volume of Ca(OH)2 = 83 ml = 0.083…

Q: Calculate the ΔΔH° (kJ) for the following reaction: CaC2 (s) + 2 H2O (l) → Ca(OH)2 (aq) + C2H2 (g)…

A: Given that: Ca (s) + 2 C graphite → CaC2 (s) ; ΔH =  - 62.8 kJCa (s) + ½ O2 (g) → CaO (s)  ; ΔH =…

Q: The reaction                         CBr4(g) + H2(g)  →  CHBr3(g) + HBr(g) occurs at room…

A: Entropy change is represented by ∆S. It specifies the randomness of a particular system. Entropy…

Q: True or False: Consider the following thermochemical equation: NH4Cl (s)→→ NH4+ (aq) + Cl- (aq)…

A: Ammonium chloride dissolve in water, the enthalpy change of the reaction is given by: NH4Cl (s)→→…

Q: The ΔHvap of a certain compound is 22.52 kJ·mol-1 and its ΔSvap is 56.75 J·mol-1·K -1. What is the…

A: Enthalpy is the property of the thermodynamic system which defines the sum of the system’s internal…

Q: What is ΔrH° for the following chemical reaction? CS2(g) + 2H2O(l) → CO2(g) + 2H2S(g) Express your…

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