Use the data to determine the entropy change ASrxn for this process: CO₂ (aq)+ CaO(s) — CaCO3(s). a b Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. C Substance d CO,(aq) CaCO3(s) CaO(s) -17.3 J/mol K 8.3 J/mol K -223 J/mol K DHºf Sºf (kJ/mol) (J/mol*K) -393.5 213.8 -1206.9 92.9 -635.1 38.2 -159.1 J/mol K

Use the data to determine the entropy change ASrxn for this process: CO₂ (aq)+ CaO(s) — CaCO3(s). a b Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. C Substance d CO,(aq) CaCO3(s) CaO(s) -17.3 J/mol K 8.3 J/mol K -223 J/mol K DHºf Sºf (kJ/mol) (J/mol*K) -393.5 213.8 -1206.9 92.9 -635.1 38.2 -159.1 J/mol K

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...

See similar textbooks

Similar questions

Could use some help on these two please
Calculate the entropy change (∆SRXN) in J/K that occurs when one mole of solid iron (III) oxide is produced from solid iron and water. (One decimal place) The unbalanced chemical equation for the process is: Fe (s) + H2O (g) --> Fe2O3 (s) + H2 (g)
Determine the universe entropy change ΔS° (universe) in J/K (with 4 significant figures) for the reaction below at 298.15 K. Note that the temperature of surroundings is also 298.15 K. I2(s) + 3Cl2 (g) → 2 ICl3 (s) The standard entropy change and enthalpy change of the reaction (from the system) are given below: ΔS° (reaction) = -450.33 J/K and ΔH° (reaction) = -179.16 kJ
Fe2O3(s) + C(s) ... Fe(s) + CO2(g) change H 467.9 kJ change S 560.3 J/K change G 301.3 kJ Reaction is reactant favored at 298K, at what Temperature will this change?
C4H10 (g) + 6.5 O2 (g)—>4 CO2 (g) + 5H2O (g) •Jot down the correct values of ΔH below the substance • Multiply by the number of moles • Note that number down below each substance . •Add the values of the products and the reactants separately. • Σ nΔH0prod - Σ nΔH0react
At what temperature will the following reaction become spontaneous?3CO2(g) + 3H2O(l) ® CH3COCH3(g) + 4O2(g) DH = 854.00 kJ/mol and DS = 236.00 J/mol*K 3128. �C 3619. �C 1090. �C 3345. �C
What is the entropy change when 1.20 moles of CCl₂F₂ condenses at 25.0 °C? [∆H(vap) = 17.2 kJ/mol at 25.0 °C]?
Given the following reaction: 2NO(g) + Cl2(g) 2NOCl(g) DHorxn = -75.5kJ 1. Is the reaction exothermic or endothermic? 2.Does the entropy increase, decrease, or stay the same as reactants form products? 3.Calculate the DGorxn at 10oC and indicate whether the reaction is spontaneous or nonspontaneous. SfoNO = 210.65 J/K; SfoCl2 = 223 J/K; SfoNOCl = 261.6 J/K
Consider the following reaction: C(graphite) + 1/2 O2 (g) → CO(g) Is it spontaneous under standard conditions at 298 K? Answer this question by calculating AS" (system), AS° (surroundings), and AS (universe). (Define reactants and products as the system.) S* (J/mol · K) A¡H° (kJ/mol) at 298 K (kJ/mol) Compound at 298 K C(s, graphite) 5.6 CO(g) 197.674 -110.525 CS2 (g) 237.8 116.7 CCL (e) 214.39 -128.4 Cl2 (g) 223.08 Si(s) 18.82 SİCL, (g) 330.86 -662.75 S(s, rhombic) 32.1 Br2 (e) 152.2 HBr(g) 198.70 -36.29 H2 (g) 130.7 H2O2 (e) 109.6 -187.78 O2 (g) 205.07 O yes O no
Chloroform, CHCl3, is a solvent and has been used as an anesthetic. The heat of vaporization of chloroform at its boiling point (61.2°C) is 29.6 kJ/mol. What is the entropy change when 1.30 mol CHCl3 vaporizes at its boiling point? Group of answer choices 38500 J/K 629.1 J/K 115 J/K 0.010 J/K 1150 J/K 6291 J/K
3. Determine the temperature (°C) range, in which the following reaction will become spontaneous. (temperatures greater, less than or equal to the given value) Fe2O3(s) + 2Al(s) → 2Fe(s) + Al203(s) AHxn = -851.5 kJ/mol ASpen = -375.2 J/mol K %3D
20. The standard enthalpy of vaporization of methanol is 35.2 kJ/mol at its normal boiling point, 64.6°C. What is the standard change in entropy for the vaporization of methanol at its normal boiling point? A. 104 J/(mol· K) B. 35.2 J/(mol· K) C. 0.544 J/(mol· K) D. 544 J/(mol· K) E. 0.104 J/(mol· K)