▼Part AFind AHn for the following reaction:Use the following reactions with known AH values:Express the energy to one decimal place and include the appropriate units.AHrx =SubmitμA- 1970.8SX Incorrect; Try AgainkJPrevious Answers Request Answer2H₂S(g) + O2(g) →2S(s, rhombic) + 2H₂O(g)S(s, rhombic) + O2(g) →→SO₂(g)PbO(s) + H₂S(g) → PbS(s)2PbS(s) +302(g) → 2PbO(s) +2SO2(g)?keyboard shortcuts+ H₂O(g)AH-442.4 kJAH-296.8 kJΔΗAH-104.3 kJ

Part A Find AHxn for the following reaction: Use the following reactions with known AH values: Express the energy to one decimal place and include the appropriate units. AHrxn= 1970.8 1 → C FING ? X Incorrect; Try Again kJ Submit Previous Answers Request Answer 2H₂S(g) + O₂(g) →2S(s, rhombic) + 2H₂O(g) S(s, rhombic) + O2(g) →SO₂(g) PbO(s) + H₂S(g) PbS(s) 2PbS(s) +302(g) → 2PbO(s) +2SO2(g) keyboard shortcuts + H₂O(g) AH-442.4 kJ AH-296.8 kJ AH-104.3 kJ

Part A Find AHxn for the following reaction: Use the following reactions with known AH values: Express the energy to one decimal place and include the appropriate units. AHrxn= 1970.8 1 → C FING ? X Incorrect; Try Again kJ Submit Previous Answers Request Answer 2H₂S(g) + O₂(g) →2S(s, rhombic) + 2H₂O(g) S(s, rhombic) + O2(g) →SO₂(g) PbO(s) + H₂S(g) PbS(s) 2PbS(s) +302(g) → 2PbO(s) +2SO2(g) keyboard shortcuts + H₂O(g) AH-442.4 kJ AH-296.8 kJ AH-104.3 kJ

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Determine whether each of the following reactions would have a positive or negative AS value. a. 4BrCl (g) + C (s) → CCl4 (g) + 2Br2 (1) b. CS2 (g) + 2HCl (g) → CSC1₂ (g) + H₂S (g) c. SF4 (g) + 2H₂O(g) d. 2Al(s) + 2NaOH (aq) + 2H₂O (1) SO₂ (g) + 4HF (g) ->>> 2NaAlO2 (s) + 3H₂ (g)
CS,(9) + 3 Cl,(g)→CCL,(1) + S,Cl,(1) AH=-304. kJ Use this information to complete the table below. Round each of your answers to the nearest kJ/mol. reaction ΔΗ x10 3CCı,(1) + 3S,C1,(1) → 3Cs,(g) + 9C1,e) kJ cC,(1) + S,Cl,(1) cs,(3) + 3C1, (g) kJ -> 2cs,(g) + 6C1,(g) → 2CC1,(1) + 2S,Cı, (1) |kJ
Calculate the ΔH for the target reaction below using the three equations listed. Rewrite the three equations so that they add to give the reaction below Target: CS2(l) + 3O2(g) --> CO2(g) + 2SO2(g) ΔH = ? C(s) + O2(g) --> CO2(g) ΔH = -393.5 kJ S(s) + O2(g) --> SO2(g) ΔH = -296.8 kJ C(s) + 2S(s) --> CS2(l) ΔH = 87.9 kJ Enter ΔH for the top equation in Kj. (Your answer should have one digit after the decimal)
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Please answer question 12 part A
Calculate the Gᵒrxn using the following information. AHᵒf (kJ/mol) S°(J/mol*K) 4 HNO3(g) +5 N2H4(1) → 7 N2(g) + 12 H₂O(1) -133.9 50.6 -285.8 266.9 121.2 70.0 +4.90 x 10³ kJ +3.90 x 103 kJ -2.04 x 10³ kJ -3.15 x 103 kJ -3.30 x 10³ kJ 191.6 AG rxn =?
Calculate ∆H for the reaction below using Hess’s law.
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Jorge is trying to classify the reaction represented by the graph below and calculate the change in energy, AH for it. 250 200- .. PE 150 (KJ) .... 100 ... 50 Reaction pathway He claims that the AH will be -100kJ and the reaction is exothermic. Is his claim correct? If not, find the errors and fix them to give the correct answer. Make sure to show ALL work and give explanations.
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