How does the -1 go away? How come 2 still stays positive ? Even after switching sides?

Q: Re Kinetics Assignment 1) A chemical reaction proceeds with the proposed reaction mechanism below;…

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Q: AH, = -393.5 kJ AH, = -283.0 kJ (1) C(s) + O2(g) CO2(8) CO2(8) (2) 37 - CO(g) + 02) (3) C(s) +O2g)…

A: We use Hess's law to calculate the enthalpy of the reaction.

Q: Consider the following thermochemical equations (Note: HA is a weak acid) H+(aq) + OH-(aq) → H2O(l)…

A: Choose the equation that shows the correct relationship between their enthalpy changes--

Q: What is the mass percent of glucose (MW = 180 g/mol) if 0.0400 moles of glucose is added to 0.500 kg…

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Q: Find AG for the following reaction, using AH and S values. f H2(g) + I2(s) → 2 HI(g)

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Q: ---> NaNO3(s) + H201) AH = -154.9 kJ/mol ---> HCI9) + AGNO3(s) AH = +83.6 kJ/mol (Equation 1)…

A: To Solve this problem we have need to flip the given equation to get the required equation whoes…

Q: 2) Calculate AH for the reaction below using Hess' law. Light and the ctron AH=? C¿H6(g) → C2H2(g) +…

A: Hess law states that the enthalpy change during the reaction remains same even if followed different…

Q: Consider the problem below: (Equation 1) 4 AICI3 (5) + 2 Al(s) + 3 Cl2(g) - 3 Al,Cla(g) AH = -1051…

A: 6Al(s) + 9Cl2(g) ---> 3Al2Cl6(g)

Q: How many grams of methanol must be combusted to raise the temperature of 377 g of water from 23.5°C…

A: This problem is based on combustion of methanol.

Q: What is the AH for the following reaction (in kJ/mol)? 2 Br (aq) + Cl₂ (g) → 2 CI (aq) + Br2 (1) To…

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Q: Part B Determine how many kilojoules are absorbed when 339 g of Ca(OH)2 reacts via the following…

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Q: H+(aq) + OH- (aq) —> H2O (l) ΔHo = - 56.2 kJ/mol The reaction depicted above is a/an…

A: The reaction in which energy is released is called an exothermic reaction and the reaction in which…

Q: Based on the Free Energy versus Reaction Progress diagram below, answer the following questions.…

A: We are given the following diagram:

Q: molecule

A: there is a 98.2% chance that at least one of the molecules in your lungs came from Caesar's last…

Q: ow do I put this work in the answer to the second part of the question? Do I have to write 2…

A: SN2 reaction is  a Nucleophilic Substitution in which the Rate Determining Step involves 2…

Q: Which of the following processes will increase the potential energy of the system? (You may select…

A: Potential energy of the system is the energy which can be converted to kinetic energy of a system by…

Q: Calculate AG°an (kJ) 2C0 (g) + 2 NO (g) 2C02 (g) + N2 (g): AG"n AH, (kJ/mol) 5° U/Kmol) CO (g)…

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Q: What will the average value of energy that anthracite coal can give for values of H=0.2%. O 2%, and…

A: Average energy / calorific value (Q) of a coal is the heat liberated by it`s complete combustion…

Q: Question 10 of 20 Submit What is Sº for B in the reaction 5 A → 4 Bif AS (rxn) =-218.6 J/mol K? [S°…

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Q: Calculate the Kb value for CH3COO− Q28) Calculate the KbKb value for CN−.

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Q: The following table is the data table recorded in the lab for the reactions listed on in your VCL…

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Q: Which is expected to have AS°rxn < 0? 1.4Al(s) +302(g) → 2A12O3(s) 2. PCI5(g) PCI3(g) + Cl2(g) 3.…

A: If heat flows into the system from the surroundings, Delta S of the surroundings is less than zero.

Q: Which one of the following would have the smallest value of Sº? A) Ne (g) B) O₂ (g) C) A mixture of…

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Q: Pls help ASAP

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Q: Which one of the following reactions would produce the largest amount of heat per mole of hydrogen?…

A: Given(A) C(s) +2H2(g)→CH4(g) , ∆H°=-74.9 kJ/mole ....(1)(B) N2O(g)+3H2(g) →N2H4(g)+H2O(l) ,…

Q: E) Calculate the AHrn given the following data CH4 (g) + 202 (g) → cO2 (g) + 2H20 (g) Substance…

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Q: This question has multiple parts. Work all the parts to get the mnost points. a Calculate AH for the…

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Q: What is the efficiency of a crane that uses 5.10 x 10° J of energy to lift 1000 kg to a vertical…

A: Answer: This question is based on second law of thermodynamics according to which no machine can…

Q: Manipulate equation 1 to match the NO part of the overall equation. What will be the new AH value?…

A: Given equation:  N2(g)    +     O2(g)     →         2NO(g) ∆H = -180.5KJ Required equation: 4NH3(g)…

Q: MISSED THIS? Read Section 7.9 (Page); Watch KCV 7.9, IWE 7.11. Pentane (C5 H12) is a component of…

A: Substances      ∆H°f(kJ/mol)C5H12 (l)                -146.8O2(g)                         0.0H2O(g)…

Q: [References) In a coffee-cup calorimeter, 110.0 mL of 1.3 M NAOH and 110.0 mL of 1.3 M HCl are…

A: Total volume of the solution = 110.0 mL + 110.0 mL = 220mL Density of the solution = 1.0 g/cm3 =…

Q: (2x6m 5) 1SWEA 9. When 10.0 mol of nitrogen dioxide is produced in the above reaction, the enthalpy…

A: The reaction is:2NO + O2 → 2NO2We must find the standard enthalpy changes of formation (ΔHf) for…

Q: -) Production of a diprotic acid H2XO4 involves 3 steps as shown below: 1. X(s) + O2(g)= XO2 (g) AH=…

A: Please have a look on the solution:

Q: Calculate the AHxn for this overall reaction: 2 H3BO3(aq) B203(s) + 3 H20) given the following…

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Q: Explain the meaning of AH; CeH61) = 49 KJ. Include a chemical equation in your answer, and include a…

A: Concept:  Enthalpy of formation: The enthalpy of formation is the standard reaction enthalpy for the…

Q: 3. Calculate the heat of reaction, AHn, for the combustion of one mole of C,H(1) using the reactions…

A: According to guidelines i can answer only first question, but as you asked for the third one i…

Q: Predict the standard enthalpy of the reaction CH4 (g) + Cl2 CH2C12 + H2 Given : mean bond…

A: Welcome to bartleby ! We have to calculate enthalpy of reaction .

Q: What Have I Learned So Far? + 50 - 4NO + 6HO Calculate the AH for the reaction 4NH AH = -875.0…

A: The enthalpy of a reaction is the amount of of heat released or absorbed during the course of a…

Q: Calculate the AH for the reaction of the compound below with HBr. Show all work. Is the reaction…

A: Given an unsaturated alkene. We have to calculate the heat of the reaction, (∆H) when this given…

Q: Which one of the following reactions results in a positive AS sys?

A: Entropy is a measure of the randomness of the system. The entropy change in a chemical reaction can…

Q: Which statement is always true if AEsys is always negative? Select an answer and submit. For…

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Q: Information

A: Here, ∆H°(CH4) = -74kJmol-1, ∆H°(CCl4) = -97 kJmol-1  ∆H°( Cl2 ) = 0  ∆H°4 = ∆H°( HCl ) = ?  ∆H°rxn…

Q: a. How many non-polar and polar bonds are in the reactants? b. How many non-polar and polar bonds…

A: a. In reactants all bonds are non-Polar. As there is no difference in electronegativity.  b. In…

Q: What is the change in moles for h20

A: The most important convention to be kept in mind while writing the equilibrium constant expression…

Q: a. Show how much CO2 is produced from each if only 1 gram of gasoline fuel is burned: Molecular…

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

Q: why can you expect all delta H values to be reasonably constant when looking at enthaply

A: Interpretation- To explain why  all delta H values to be reasonably constant when looking at…

Q: If AH°, of H,0, is -285.8 KJ/mol and AH°,of H,0 (g) -241.8 KJ/mol, then the ÄH°, of condensation of…

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

Q: 4. Use Hess' Law to determine the AH of the following reaction: (-845.6 kJ) 2Al + Fe2O3() → 2Fe) +…

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