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26 Question (3 points) Which of the following reactions are spontaneous at the given temperatures? 2nd...
4. Classify each of the following reactions as one of these four types: • spontaneous at...
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures • not spontaneous at any temperature • spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. (a) 2 SO, (g) 2 SO, (g) + O2(g); (b) Be(OH), (s) + H2(g) → Be (s) + 2 H2O (1); (c) CH. (g) + H2(g) → CH. (g); (d)...
4. Classify each of the following reactions as one of these four types: • spontaneous at...
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures • not spontaneous at any temperature • spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. (a) 2 SO, (g) → 2 SO, (g) + O2(g); (b) Be(OH). (s) + H2(g) → Be (s) + 2 H2O (L); (c) CH. (g) + H2(g) → CH(g); (d)...
Classify each of the following reactions as one of these four types: • spontaneous at all...
Classify each of the following reactions as one of these four types: • spontaneous at all temperatures • not spontaneous at any temperature • spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. (a) PbS (s) + Mg (s) → Mg (s) + Pb (s); ∆H = 66 kJ; ∆S = -9 J/K (b) 2 SO2 (g) + O2 (g) → 2 SO3 (g);...
4. Classify each of the following reactions as one of these four types: • spontaneous at...
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures • not spontaneous at any temperature • spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. (a) CaH2 () + 2 H2O (1) + Ca(OH)2 (s) + 2 H2(g); AH = -230 kJ; (b) 2 NO(g) + Cl, (g) → 2 NOCI (g); AH= -78.4 kJ;...
16. For the following reactions, predict whether they will tend to be spontaneous at either high...
16. For the following reactions, predict whether they will tend to be spontaneous at either high or low temperatures, or at all temperatures, or at no temperature (10.0 points) a) H2(g) + 12(g) → 2HI(g) AH = -220 kJ b) 3S2(g) → 253(g) AH = +227 kJ c) H2O(l) → H2O(g) AH = +44 kJ d) H2(g) + '/gS8(g) → H2S(1) AH = -247 kJ
4. Classify each of the following reactions as one of these four types: • spontaneous at...
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures • not spontaneous at any temperature spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. AS = -198.8 J/K AH = 924 kJ; AS = (a) N2(g) + 3 H2(g) → 2 NH, (g); AH = -92.2 kJ; (b) 2 Na O (s) + 5 CO2(g)...
In which reactions is the AS rxn positive CIO(g) + O2(g) - CI(g) + 2O2(8) RXN...
In which reactions is the AS rxn positive CIO(g) + O2(g) - CI(g) + 2O2(8) RXN 01 203(g) 302(8) RXN 02 2 NO2(8) N204(8) RXN 03 RXN 02 only RXN 01 and RXN 02 RXN 01 only All three of the reactions None of the reactions RXN03 only RXN 02 and RXN 03 ORXN 01 and RXN03 - You have a process that is: Endothermic, Entropy decreases. Choose the best answer: O always non-spontaneous O spontaneous at high temperatures O...
need answer for the #4 02 Question (1 point) The following reaction has the following standard...
need answer for the #4
02 Question (1 point) The following reaction has the following standard thermodynamic parameters: AHºran --29.0 kJ/mol and AS --64.5J(molok) c(g) +D(g) →E(8) 4th attempt Part 1 (0.3 point) Il See Periodic Tat Is the reaction exothermic or endothermic? Choose one: Endothermic 25 OF 29 QUESTIONS COMPLETED < 02/29 > + VIEW SOLUTION Part 4 (0.3 point) Calculate the temperature at which the reaction bepymes nonspontaneous. 417 > 3rd attempt 2nd attempt 1st attempt 25 OF...
4. Classify each of the following reactions as one of these four types: • spontaneous at...
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures not spontaneous at any temperature • spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. (a) CaH, (s) + 2 H20 (1) - Ca(OH)2 (s) + 2 H, (g): AH -230 kJ; (b) 2 NO(g) + Cl (g) → 2 NOCI (g); AH = -78.4 kJ;...
05 Question (2 points) a See page 404 Use the average bond energies in the text...
05 Question (2 points) a See page 404 Use the average bond energies in the text to estimate the enthalpy changes of the following reactions. 3rd attempt Part 1 (1 point) Feedback i See Periodic Table See Hint N2(g)+02(g) >2NO(g) kJ/mol Part 2 (1 point) Feedback
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures • not spontaneous at any temperature • spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. (a) 2 SO, (g) 2 SO, (g) + O2(g); (b) Be(OH), (s) + H2(g) → Be (s) + 2 H2O (1); (c) CH. (g) + H2(g) → CH. (g); (d)...
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures • not spontaneous at any temperature • spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. (a) 2 SO, (g) → 2 SO, (g) + O2(g); (b) Be(OH). (s) + H2(g) → Be (s) + 2 H2O (L); (c) CH. (g) + H2(g) → CH(g); (d)...
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures • not spontaneous at any temperature • spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. (a) CaH2 () + 2 H2O (1) + Ca(OH)2 (s) + 2 H2(g); AH = -230 kJ; (b) 2 NO(g) + Cl, (g) → 2 NOCI (g); AH= -78.4 kJ;...
16. For the following reactions, predict whether they will tend to be spontaneous at either high or low temperatures, or at all temperatures, or at no temperature (10.0 points) a) H2(g) + 12(g) → 2HI(g) AH = -220 kJ b) 3S2(g) → 253(g) AH = +227 kJ c) H2O(l) → H2O(g) AH = +44 kJ d) H2(g) + '/gS8(g) → H2S(1) AH = -247 kJ
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures • not spontaneous at any temperature spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. AS = -198.8 J/K AH = 924 kJ; AS = (a) N2(g) + 3 H2(g) → 2 NH, (g); AH = -92.2 kJ; (b) 2 Na O (s) + 5 CO2(g)...
In which reactions is the AS rxn positive CIO(g) + O2(g) - CI(g) + 2O2(8) RXN 01 203(g) 302(8) RXN 02 2 NO2(8) N204(8) RXN 03 RXN 02 only RXN 01 and RXN 02 RXN 01 only All three of the reactions None of the reactions RXN03 only RXN 02 and RXN 03 ORXN 01 and RXN03 - You have a process that is: Endothermic, Entropy decreases. Choose the best answer: O always non-spontaneous O spontaneous at high temperatures O...
need answer for the #4
02 Question (1 point) The following reaction has the following standard thermodynamic parameters: AHºran --29.0 kJ/mol and AS --64.5J(molok) c(g) +D(g) →E(8) 4th attempt Part 1 (0.3 point) Il See Periodic Tat Is the reaction exothermic or endothermic? Choose one: Endothermic 25 OF 29 QUESTIONS COMPLETED < 02/29 > + VIEW SOLUTION Part 4 (0.3 point) Calculate the temperature at which the reaction bepymes nonspontaneous. 417 > 3rd attempt 2nd attempt 1st attempt 25 OF...
4. Classify each of the following reactions as one of these four types: • spontaneous at all temperatures not spontaneous at any temperature • spontaneous below a certain temperature but not above • spontaneous above a certain temperature but not below See Table 17.1 in Tro, Fridgen and Shaw. (a) CaH, (s) + 2 H20 (1) - Ca(OH)2 (s) + 2 H, (g): AH -230 kJ; (b) 2 NO(g) + Cl (g) → 2 NOCI (g); AH = -78.4 kJ;...
05 Question (2 points) a See page 404 Use the average bond energies in the text to estimate the enthalpy changes of the following reactions. 3rd attempt Part 1 (1 point) Feedback i See Periodic Table See Hint N2(g)+02(g) >2NO(g) kJ/mol Part 2 (1 point) Feedback
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