H2O(g)is −241.82kJ/mol The standard enthalpy of formation for CO2(g)is −393.5kJ/mol The standard enthalpy of formation for C8H18(l) is −249.9kJ/mol 1)how much CO2 is released from 1 tank of gas? 2) there are 3000 students and employees. Further assume that they all drive, and on an average they consume 1 tank of gas each, every week to get to and from work. If every tank is 12 gallons (1 gallon = 3.785 L) can you estimate how much heat is transferred

Q: Gas grills and fireplaces burn propane as fuel according to the following balanced combustion…

A: The given reaction is : C3H8(g)  +  5O2(g)  →  3CO2(g)  +  4H2O(g)             ΔH°rxn=−2043.8 kJ The…

Q: A scientist measures the standard enthalpy change for the following reaction to be 74.8 kJ: 2HBr(g)…

A: Enthalpy of formation is the enthalpy change during the formation of one mole of the compound from…

Q: Consider the following chemical equation. CH4(g) + 2O2(g) à CO2(g) + 2H2O(l)                 Using…

A: Enthalpy of formation of one mole of carbon dioxide = -393.5 KJ/mol Enthalpy of formation of one…

Q: 3. Using standard enthalpies of formation (∆Hfº), calculate the enthalpy change for the following…

A: For the reaction: 2H2S(g) + 3O2(g) → 2H2O(l) + 2SO2(g)                                 The standard…

Q: The standard enthalpy of formation of CO(g) is –111 kJ/mol [refer to this equation C(s) + 1/202g) →…

A: Interpretation -  To determine the enthalpy (∆Ho) for the reaction which is given as - 2C(s) + O2…

Q: A student performed the procedure described in the lab manual using 48.9 mL of 1.0 M HCl and 49.9 mL…

A: Given, Acid taken: 48.9 mL of 1.0 M HCl Base taken: 49.9 mL of 1.0 M NaOH Temperature change: (24.7…

Q: Determine the enthalpy of formation for NO given the balanced equation and the enthalpy of formation…

A: Enthalpy of Formation: The amount of heat release are observed when 1 mole of product its form its…

Q: The reaction that was on the screen when you started and its derivative demonstrate that the change…

A: The objective of the question is to calculate the change in enthalpy (ΔH) for Reaction 2 using the…

Q: 2. surrou. Calculate the enthalpy change to be expected for the reaction NaCl(s)→ NaCl(aq) where (s)…

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Q: The standard enthalpy change for the following reaction is -851 kJ at 298 K. 2 Na(s) + O2(g) +…

A:

Q: Based on standard enthalpies of formation, what is the standard enthalpy of reaction for the…

A: Given,The balanced reaction:1 N2 (g) + 4 H2O(l)  1 N2O4 (g) + 4 H2 (g)

Q: A scientist measures the standard enthalpy change for the following reaction to be 7.8 kJ : Fe(s) +…

A: Consider the given information is as follows; Fes  +  2 HClaq   →   FeCl2s   +   H2g…

Q: 8. The reaction below was carried out in a calorimeter initially at 22.0 °C. After 0.0180 g of iron…

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Q: Calculate the overall change in enthalpy that occurs when 60.0 grams of PH3 (g) reacts with 80.0…

A: Answer: Thermochemical equation of the oxidation reaction of PH3 is given and we have to use thermal…

Q: When 10.6 g NaOH dissolves in 232 g of water in a coffee-cup calorimeter, ΔH = −42.6 kJ/mol. The…

A: To calculate the final temperature of a solution of sodium chloride in water.

Q: A scientist measures the standard enthalpy change for this reaction to be 33.3 kJ/mol. CO₂(g) +…

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

Q: The standard molar enthalpy of formation of NH3(g) is –45.9 kJ/mol. What is the enthalpy change if…

A: Given, The standard molar enthalpy of the formation of NH3(g) is given by= -45.9 kJ/mol The mass of…

Q: When 1.23g C6H6(l) are burned, 51.5KJ of heat are released.  Calculate the enthalpy for this…

A: Heat of formation of the compound can be calculated from the reaction and enthalpy of the reaction .…

Q: Calculate the standard enthalpy for the reaction: 4NH3(g) + 5O2(g) → 4NO(g) + 6H2O(g), given the…

A: Given: (1) N2(g) + O2(g) → 2NO(g); ΔHrxn = -43.1 kcal mol-1  (2) N2(g) + 3H2(g) → 2NH3(g); ΔHrxn =…

Q: Calculate the standard enthalpy for the reaction: 4NH3(g) + 5O2(g) → 4NO(g) + 6H2O(g)

A: Let us denote the given reactions by reaction 1,2,3, and 4 from up to down respectively. Now we have…

Q: A student performed the procedure described in the lab manual using 49.9 mL of 1.0 M HCI and 49.3 mL…

A: Molarity of HCl = 1.0 MVolume of HCl: 49.9 mLMolarity of NaOH = 1.0 MVolume of NaOH = 49.3 mLInitial…

Q: Calculate enthalpy change for a chemical reaction. When NH3(g) reacts with N₂O(g) according to the…

A:

Q: The standard enthalpy of formation (ΔH°f) for HNO3 (l) is –173.22 kJ/mol.  Which of the following…

A: The standard enthalpy of formation of compound is change of enthalpy during the formation of  1 mole…

Q: Consider the reaction below. Which enthalpy diagram represents the reaction? AB(9) → A(9) + B(9) AH…

A: Given reaction is : AB (g) ---------> A (g) + B (g) , ΔH = 40.0 KJ/mole Which enthalpy diagram…

Q: Given the following two reactions and their enthalpy changes,             2 ClO2 (g)   -->   Cl2 (g)…

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Q: Consider the following reaction: CO2 (g) + 4H2(g) —> CH4 (g) + 2H2O (g). CO2 (g): -384.60 kJ/mol…

A: To solve this problem we have to calculate the enthalpy change of the given reaction .

Q: Given the following two reactions and their enthalpy changes,             2 ClO2 (g)   -->   Cl2…

A:

Q: The standard enthalpies of combustion (ΔH°comb) of C6H6(g) and C2H2(g) are –3301 kJ/mol and –1300…

A: Given combustion reaction; C6H6 (g)  →  3C2H2 (g) ΔH°comb of C6H6 (g) = -3301 KJ/mol ΔH°comb   for…

Q: Consider the reaction of sodium metal and water. 2Na(s) + 2H20(1) → 2NaOH(aq) + H2 (g) AH = -369 kJ…

A: 2Na(s)+2H2O(l) --->2NaOH(aq)+H2(g) ∆H = -369KJ On reversing the direction of reaction, sign of…

Q: metal X =48.1g; specific heat capacity =0.228 J/C If metal X is heated to 95.1C and put into a…

A:

Q: The standard enthalpy change for the following reaction is -467 kJ at 298 K. Na(s) + 1/2 N2(g) + 3/2…

A:

Q: A scientist measures the standard enthalpy change for this reaction to be 2863.2 kJ/mol. 6CO2(g) + 6…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: You add some of the white crystals to a small test tube filled with water. The water in the test…

A: This can be calculated by specifi heat formula, CP = (dH/dT)P dH = Enthalpy change  dT = Temperature…

Q: A scientist measures the standard enthalpy change for the following reaction to be -34.0 kJ: C₂H4…

A: ΔH° = -34.0 kJ ΔH°f (CH3CH2OH) = -235.1 kJ/mol ΔH°f (C2H4) = -52.3 kJ/mol

Q: Using standard heats of formation, calculate the standard enthalpy change for the following…

A: We know ∆H0rxn = (∆H0F)product - (∆HoF)reactant

Q: In an experiment, 30.0 g of metal is heated to 98.0°C and then quickly transferred to 50.0 g of…

A: The weight of metal is 30.0 g. The initial temperature of metal is 98.0˚C.   The weight of water is…

Q: A scientist measures the standard enthalpy change for the following reaction to be 6.7 kJ : CO(g) +…

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Q: A calorimeter holds 55 g water at 21.0°C. A sample of hot iron is added to the water. The final…

A: Given, Mass of water, m = 55g Temperature, T1 = 21.0oC Temperature, T2 = 24.0oC. Specific heat of…

Q: N2(g) + O2(g) + Cl2(g) ---------> 2 NOCl(g)        ΔH° = 103  kJ What is the standard enthalpy…

A: The answer to the following question is- Given  The reaction : Equation 1) N2(g) + O2(g) + Cl2(g)…

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Q: Consider the thermochemical equation for the combustion of acetone (C3H6O), the main ingredient in…

A: Recall the given reaction,                              C3H6O l + 4 O2 g → 3 CO2 g + 3 H2O g…