4. For the reaction below: a. How many non-polar and polar bonds are in the reactants? b. How many non-polar and polar bonds are in the products? c. What is the enthalpy (AH) of this reaction? What is your evidence for this response? d. What is the entropy (AS) of this reaction? What is your evidence for this response? e. Is the reaction below spontaneous/non-spontaneous and endergonic/exergonic? f. Is carbon being oxidized or reduced? Why?

4. For the reaction below: a. How many non-polar and polar bonds are in the reactants? b. How many non-polar and polar bonds are in the products? c. What is the enthalpy (AH) of this reaction? What is your evidence for this response? d. What is the entropy (AS) of this reaction? What is your evidence for this response? e. Is the reaction below spontaneous/non-spontaneous and endergonic/exergonic? f. Is carbon being oxidized or reduced? Why?

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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4. For the reaction below: a. How many non-polar and polar bonds are in the reactants? b. How many non-polar and polar bonds are in the products? c. What is the enthalpy (AH) of this reaction? What is your evidence for this response? d. What is the entropy (AS) of this reaction? What is your evidence for this response? e. Is the reaction below spontaneous/non-spontaneous and endergonic/exergonic? f. Is carbon being oxidized or reduced? Why? Atomic Number & Electronegativities Carbon (C) 6 Hydrogen (H) 1 Chlorine (CI) 17 2.5 2.1 3.0 H H H H H + 2CI, → CI + 2HCI
Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) of the reaction enthalpy AH and reaction entropy A.S. Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction A B C observations The reverse of this reaction is always spontaneous but proceeds slower at temperatures below -26. °C. This reaction is spontaneous except above -42. °℃. This reaction is endothermic. AH is AS is conclusions AH is AS is AH is AS is X (pick one) (pick one) (pick one) (pick one) (pick one) (pick one)
Please answer B and C. Thank you!
For the reactionCO(g) + 3H2(g)CH4(g) + H2O(g)H° = -206 kJ and S° = -215 J/KAt standard conditions, this reaction would be product favored a.) at relatively high temperatures. b.) at no temperature. c.) at relatively low temperatures. d.) at all temperatures.
Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) of the reaction enthalpy AH and reaction entropy AS. Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction A B C observations This reaction is always spontaneous, but proceeds faster at temperatures below 140. °C. The reaction is never spontaneous. This reaction is spontaneous only above 129. °C but proceeds at a slower rate below 192. °C. AH is AS is conclusions AH is AS is AH is AS is X ✓ (pick one) positive negative unknown (pick one) î (pick one) (pick one) C Ś ↑ (pick one) î
Which of the following processes is/are spontaneous? more solute dissolving in an unsaturated solution II. more solute dissolving in a saturated solution III. more solute dissolving in a supersaturated solution 1. A. I. only B. II. only OC. II. only OD.I. and Il. only UE. I. II, and III. F. None of these.
CHOICES: A. If both statements are true B. If the 1st statement is false and the 2nd is true C. If the 1st statement is true and the 2nd is false D. If both statements are false
Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) of the reaction enthalpy AH and reaction entropy AS. Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction A B C observations This reaction is slower below - 1. °C than above. This reaction is spontaneous only below -3. °C. The reaction is never spontaneous. AH is AS is conclusions AH is As is AH is AS is X ✓ (pick one) î positive negative unknown (pick one) (pick one) (pick one) (pick one) Ś ↑ î
Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) of the reaction enthalpy AH and reaction entropy AS. Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction A C observations This reaction is slower below 18. °C than above. This reaction is spontaneous only above 97. °C. This reaction is always spontaneous, but proceeds faster at temperatures above 72. °C. AH is AS is conclusions AH is AS is AH is AS is ✓ (pick one) positive negative unknown (pick one) (pick one) (pick one) (pick one)
48.3 Consider the following reaction: 3N2(g) + 4H₂O(g) N₂O4(g) + 2N₂H4(1) a. Use the Thermodynamic Tables to determine AGºrxn for the reaction. b. Is the reaction spontaneous as written? If not, rewrite the reaction in its spontaneous form.
Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) of the reaction enthalpy ▴ and reaction entropy as. Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction A B C observations The reverse of this reaction is always spontaneous. This reaction is spontaneous except above 64. °C. This reaction is always spontaneous, but proceeds faster at temperatures below 77. °C. AH is AS is conclusions AH is AS is AH is AS is x (pick one) (pick one) (pick one) (pick one) (pick one) (pick one)
Chemistry Use the observations about each chemical reaction in the table below to AS. decide the sign (positive or negative) of the reaction enthalpy AH and reaction entropy Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction observations cenclusions AH is ick one This reaction is spontaneous only below -22. C. AS is eive AN is The reverse of this reaction is always spontaneous AS is pick one 8 AH is cene This reaction is exothermic AS is AS. Note: if you have not been given enough information to decide a sign, select the "unknown" o conclusions observations reaction ΔΗ is v (pick one) This reaction is spontaneous only below positive -22. °C. AS is negative unknown ΔΗ is (pick one) e The reverse of this reaction is always spontaneous. AS is (pick one) 6 ΔΗ is (pick one) e This reaction is exothermic. AS is (pick one) e reaction observations conclusions This reaction is spontaneous only below ΔΗ is (pick one) e A. - 22. °C. AS is…