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Buckboard quem cumpretrom Icarus. Which one of the following reactions or processes has a negative entropy...
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)...
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 which one of the following reactions is ASº negative? Select one: O a. 3 H2(g) + Fe2O3(s) → 2 Fe(s) + 3 H2O(g) O b. (NH4)2CO3(s) + 2 NH3(g) + H2O(g) + CO2(g) O c. 2 NO2(g) → N2(g) + 2 O2(g) O d. 2 IBr(g) → Iz(s) + Brz(4) o e. CoH6(s) → CoH6()
Which of the following reactions would be expected to have a positive entropy change. 4,5> 0? 1.2 SO2(g) + O2(g) → 2 SO3(g) 2. Ba(OH)2(5) - Bao(s) - H2O(g) 3. CO(g) - 2 H2(g) → CH3OH() Select one: a. 1 and 2 b. 1 and 3 c. 1 only d. 3 only e. 2 only ajo
Predict whether the entropy change is positive or negative for each of the following reactions. Give reasons for your predictions. a. 2 KClO4(s) + 2 KClO3(s) + O2(g) b. H2O(g) → H20(1) c. 2 Na(s) + 2 H20(1) ► 2 NaOH(aq) + H2(g) d. N2(g) → 2 N(g)
Question 1 For which one of the following reactions is ASº negative? Not yet answered Marked out of 1.0 Select one: O a. 2 IBr(g) → 12(s) + Brz(1) P Flag question O b. 3 H2(g) + Fe2O3(s) → 2 Fe(s) + 3 H2O(g) O C. 2 NO2(g) → N2(g) + 2 O2(g) O d. C6H6(s) → C6H6(1) o e. (NH4)2CO3(s) → 2 NH3(g) + H2O(g) + CO2(g)
1. Which of the following will have the greatest standard molar entropy (Sº)? a. NH3(g) d. H:0(1) b. He(g) e. CaCO(s) c. C(s, graphite) 2. Indicate which of the following has the highest entropy at 298 K. a. 0.5 g of HCN b. 1 mol of HCN c. 2 kg of HCN d. 2 mol of HCN e. All of the above have the same entropy at 298 K. EVALUATING AS FOR REACTIONS (non-math recognition) 3. Indicate which one of...
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...
Which reaction is accompanied by an increase in entropy? A N2(g) + 3 H2(g) – 2 NH3(g) B. Ba(OH)2(s) + CO2(g) → BaCO3(s) + H2O(1) C. NH4NO2(s) – N2(g) + 2 H20(0) D.2 C2H2(g) + 5 O2(g) – 4 CO2(g) + 2 H2O(s) E. C8H16(1) + 12 O2(g) — 8 CO2(g) + 8 H 20(1)
Predict the sign (positive or negative) on the entropy change for each of these reactions. (a) 2 50, (e) + O2(g) → 250 (6) (b) 2 NH; (6) ► N2 (€) + 3 H2 (8) (c) CO (B) + 2 H2(g) → CH3OH (0)