For each chemical reaction listed in the first column of the table below, predict the sign (positive or negative) of the reaction entropy AS,to decide with the information given, check the "not enough information" button in the last column.rxnNote for advanced students: Assume the temperature remains constant. Assume all gases and solutions are ideal.reactionH₂SO₂() + H₂O() → H₂O (aq) + HSO (aq)N₂(g) + 3H₂(g) → 2NH₂(g)- ►BaCO,(s) → BaO(s) + CO,(g)sign of reaction entropyAS < 0rxnASrxnnot enough information.AS < 0rxnAS > 0rxnnot enough information.AS> 0rxnASrxnX< 0> 0not enough information.SIf it's not possible

Entropy is a measure of the amount of energy in a system that is not available to do work. It is…

reaction H₂SO₂() + H₂O() → H₂O* (aq) + HSO₂ (aq) N₂(g) + 3H₂(g) → 2N H₂ (g) BaCO,(s) → BaO(s) + CO,(g) sign of reaction entropy AS <0 rxn AS > 0 rxn not enough information. AS rxn AS > 0 rxn not enough information. AS rxn < 0 ΔS rxn <0 > 0 not enough information.

reaction H₂SO₂() + H₂O() → H₂O* (aq) + HSO₂ (aq) N₂(g) + 3H₂(g) → 2N H₂ (g) BaCO,(s) → BaO(s) + CO,(g) sign of reaction entropy AS <0 rxn AS > 0 rxn not enough information. AS rxn AS > 0 rxn not enough information. AS rxn < 0 ΔS rxn <0 > 0 not enough information.

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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3. Use the data oven i the table to calculate AHrxn, ASrxn, AGrxn, and Keq for the following reaction at 298 K. With showing all work. 2 HNO3(aq) + NO(g) →3 NO2(g) + H2O(1) K=? S° ΔΗ/ (kJ/mol) Compound (J /mol-K) 146 HNO3(aq) NO(g) NO2(g) H20(1) - 206.57 90.29 210.65 A. Calculate 4H°rxn: 33.2 239.9 -285.84 69.94 B. Calculate AS`rxn: C. Using the answers from a. And b. Calculate. AGʻrxn.:
Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy of the following chemical reaction: Fe₂O₂ (s) + 3H₂(g) → 2Fe (s) + 3H₂O (1) Round your answer to zero decimal places. 0-/2 x10 X
Calculate the entropy change in J/mole*K of the following reaction. 2 BrF3(g) => BrF(g) + BrF5(g) BrF3(g) BrF BrF5 Molar entropy,J/mole*K 329.4 246.6 381.1 Group of answer choices -298.1 31.1 298.1 59.4 -31.3
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For each chemical reaction listed in the first column of the table below, predict the sign (positive or negative) of the reaction entropy AS If it's not possible to decide with the information given, check the "not enough information" rxn' button in the last column. Note for advanced students: Assume the temperature remains constant. Assume all gases and solutions are ideal. reaction 4Fe(s) + 30₂ (g) 2 Fe₂O3 (s) Ag Cl (s) → Ag+ (aq) + Cl¯(aq) 2NH3(g) N₂(g) + 3H₂(g) sign of reaction entropy AS rxn AS > 0 rxn not enough information. 0 rxn not enough information. AS 0 not enough information.
Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy of the following chemical reaction: CH,OH (g)+CO (g) → HCH,CO₂ (1) Round your answer to zero decimal places. -0 K X
How can you calculate the standard entropy change for a reaction from tables of standard entropies? Ο ΔSR Σ- S (react ants ) + Σ η, S (products) | Ο ΔSR Ση. S"(reactants) -Σnp S (products) ASSn = Ep S° (products) – E n S° (reactants) ASn = Enp S° (products) +En, S° (reactants)
Determine the standard reaction entropy for the precipitation of Mg(OH)2. Standard Molar Entropy Substance in J/(mol·K) Mg2+ (aq) Mg(OH)2 (s) Он (аq) -138.1 63.2 -10.5
For each chemical reaction listed in the first column of the table below, predict the sign (positive or negative) of the reaction entropy ASxn. If it's not possible to decide with the information given, check the "not enough information" button in the last column. Note for advanced students: Assume the temperature remains constant. Assume all gases and solutions are ideal. reaction + Ag (aq) + Cl (aq) Ag Cl (s) C₂H₂(g) + 2H₂(g) → C₂H₂(g) 6 MgCl₂ (s) + H₂O(1) MgO (s) + 2H C1 (g) sign of reaction entropy AS 0 rxn not enough information. AS 0 rxn not enough information. AS 0 not enough information. X
Which one of the following statements about molar entropy is FALSE? O SICH212)] > S[CH2C121] at 25 °C. O SICH3(CH2)3CH3)] > S[(CH2)5)] at 25 °C. (CH2)5 is cyclopentane. SICH3(CH2)3CH3)] > S[(CH2)5(µ] at 25 °C. (CH2)5 is cyclopentane. O SICH3CCI3()] at 60 °C > S[CH3CCI3)] at 0 °C. O SỊCH3(CH2)3CH3)] > S[CH3(CH2)3CH3&)] at 25 °C.
14) Melting point of zinc is 425°C. Standard entropy of zinc at 25°C is 40 J/molK. What is the change in entropy when zinc is heated from 25°C to 725°C? What is the absolute entropy of zinc at 725°C? AHm.Zn = 7000 J/mol, Cp(zn,s) = 20 + 0.001×T J/mol.K, Cp(Zn,l) = 30 J/mol.K
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