Make a qualitative prediction about the sign of the entropy change of the system for each of these processes, and give a one sentence justification for your answer.a.C2H5OH (g) C2H4 (g) + H2O (g)b. Ga (l) Ga (s)c.N2 (g, 1.00 atm and 298 K) N2 (g, 2.00 atm and 298 K)d. 2 CF2Cl2 (g) CF4 (g) + CCl4 (g)
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Make a qualitative prediction about the sign of the entropy change of the system for each...
3. Predict the sign (positive or negative) on the entropy change for each of these reactions. (a) 2 SO2 (g) + O2 (g) → 2 SO3 (g) Negative (b) 2 NH3 (g) → N2 (g) + 3 H2 (g) (c) CO (g) + 2 H2 (g) → CH3OH (1) 4. For the reaction: 2NO2 (g) + N204 (g) at 298 K, The value of AH° and AS™ are -58.03 kJ and -176.6J/K, respectively. (a) What is the value of AG°...
For each of the following pairs, indicate which substance possesses the larger standard entropy. Part A 1 mol of P4(g) at 300 ∘C, 0.01 atm, or 1 mol of As4(g) at 300 ∘C, 0.01 atm 1 of at 300 , 0.01 , or 1 of at 300 , 0.01 1 mol of P4(g) at 300 ∘C, 0.01 atm 1 mol of As4(g) at 300 ∘C, 0.01 atm Part B 1 mol of H2O(g) at 100 ∘C, 1 atm, or 1...
(A) Predict whether the change in entropy (ΔS) is positive, negative or near zero for the following processes at 298K. Provide a molecular level explanation or justification for your prediction. (B) Calculate the change in entropy (ΔS) for the following processes at 298K. i. H2O (s) → H2O (l), melting of ice. ii. Formation reaction for steam (water vapor, H2O (g)). iii. C3H8 (l) → C3H8 (aq), Liquid propane going to aqueous propane. iv. The hydrolysis of the dipeptide glycylglycine...
A) Predict whether the change in entropy (ΔS) is positive, negative or near zero for the following processes at 298K. Provide a molecular level explanation or justification for your prediction . (B) Now calculate the change in entropy (ΔS) for the following processes at 298K . Write a brief explanation on how your predicted vs. calculated results compare. i. H2O (s) → H2O (l), melting of ice. ii. Formation reaction for steam (water vapor, H2O (g)). iii. C3H8 (l) →...
(A) Predict whether the change in entropy (ΔS) is positive, negative or near zero for the following processes at 298K. Provide a molecular level explanation or justification for your prediction . (B) Now calculate the change in entropy (ΔS) for the following processes at 298K . Write a brief explanation on how your predicted vs. calculated results compare. i. H2O (s) → H2O (l), melting of ice. ii. Formation reaction for steam (water vapor, H2O (g)). iii. C3H8 (l) →...
Predict the sign of the entropy change, ΔS∘, for each of the reaction displayed. Drag the appropriate items to their respective bins. Pb2+(aq)+2Cl−(aq)→PbCl2(s) CaCO3(s)→CaO(s)+CO2(g) 2NH3(g)→N2(g)+3H2(g) 2Mg(s)+O2(g)→2MgO(s) C5H12(g)+8O2(g)→5CO2(g)+6H2O(g) H2O(l)→H2O(g) Positive Negative
Predict the sign of the entropy change for each of the following processes: (a) I2(s) → 2I(g) positive cannot predict negative (b) 2Zn(s) + O2(g) → 2ZnO(s) positive negative cannot predict (c) N2(g) + O2(g) → 2NO(g) cannot predict positive negative
Short Answer: (4 points each) 1.) Predict whether the entropy change is positive or negative for each of the following reactions. GIVE YOUR REASON FOR YOUR PREDICTIONS a) 2KC1O4(s) → 2KCIO3() + O2(8) b) H2O → H2O) c) 2Na(3) + H2O → 2NaOH(aq) + H2() d) N2(g) → 2N) 2.) State whether the sign of the entropy change expected for each of the following processes will be positive or negative, and EXPLAIN YOUR PREDICTIONS. a) PC130) + Cl2(e) → PCls(s)...
predict the sign of the entropy change for each of the following processes: a) I2(s)---->2I(g) cannot predict negative positive b) 2Zn(s) + O2 (g) ---> 2ZnO(S) cannot predict positive negative c) N2 (g) + O2(g) ---> 2NO(g) negative postive cannot predict
17.51 Calculate the entropy change for the following processes. (a) 1.00 mol H,O(s) melts at 0 °C. AH = 6.01 kJ/mol. (b) 2.00 mol CH.() vaporizes at 80.0 °C. AH vap = 30.7 kJ/mol. 17.52 - Calculate the entropy change for the following processes. (a) 2.00 mol NH3(e) vaporizes at -33.0 °C. AHvap = 23.35 kJ/mol. (b) 1.00 mol C,H,OH(s) melts at -114 °C. AHjus = 5.0 kJ/mol. 17.53 Use data from Appendix G to calculate the standard entropy change...