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Page ECT Or Temperature < 7 > AVM of 13 0 1. Match the statements below...
Exercise 18.38-Enhanced-with Feedback 7 of 13> Part E ReviewI ConstantsI Periodic Table In addition, predict under what temperatures (all temperatures, low temperatures, or high temperatures), if...
Exercise 18.38-Enhanced-with Feedback 7 of 13> Part E ReviewI ConstantsI Periodic Table In addition, predict under what temperatures (all temperatures, low temperatures, or high temperatures), if any the reaction in each part will be spontaneous. Without doing any calculations, iddentify the signs of ΔSays and ΔSsurr for each of the following chemical reactions. Drag the appropriate items to their respective bins. Reset Help Reaction is spontaneous at all temperatures Reaction is spontaneous at low temperatures Reaction is spontaneous at high...
Question 7 Below what temperature does the following reaction become nonspontaneous? 12(s) + Cl2(g)--2 ICI(s) ΔΗ...
Question 7 Below what temperature does the following reaction become nonspontaneous? 12(s) + Cl2(g)--2 ICI(s) ΔΗ +36.0 kJ: ΔS +158.8 J/K O 227 K O This reaction is spontaneous at all temperatures. O 313 K O This reaction is nonspontaneous at all temperatures. O 128 K
Solve For a process at constant temperature and pressure, if DeltaG is positive, the process is,if...
Solve
For a process at constant temperature and pressure, if DeltaG is positive, the process is,if DeltaG is negative, the process is, and if DeltaG is zero, the process is. a. at equilibrium, spontaneous, nonspontaneous b. nonspontaneous, spontaneous, at equilibrium c. spontaneous, at equilibrium, nonspontaneous d. spontaneous, nonspontaneous, at equilibrium e. none of these 18. For a chemical reaction to be spontaneous at all temperatures, which of the following conditions must be met? a. DeltaSdegree > 0, DeltaHdegree > 0...
8. For the following reaction, CC2(s) + 2H2O(l) + Ca(OH)2(s) + C2H2(g) which is spontaneous at all temperatures, on...
8. For the following reaction, CC2(s) + 2H2O(l) + Ca(OH)2(s) + C2H2(g) which is spontaneous at all temperatures, one would predict that a. AG is positive for all temperatures. d. AH is - and AS is for the reaction. b. AH is + and AS is for the reaction. e. AH is + and AS' is- for the reaction. c. AH is - and AS is for the reaction. 9. Calculate the standard absolute entropy, in J/mol K. of Mg:...
2. Decide whether each of the following statements is true or false. If false, rewrite it...
2. Decide whether each of the following statements is true or false. If false, rewrite it to make it true. a. Entropy of the universe increases in all spontaneous reactions. wo False If entropy is bw enough it con be spontaneous, b. Reactions with a negative free energy change (A-Gº <0) are product-favored and occur with rapid transformation of reactants to products. True c. An exothermic reaction will always be spontaneous. I NO when AH is negative the reaction can...
pls do all Page 6 of 14 22) Identify a good buffer. ) small amounts of both a weak acid and its conjugate base B) significant amounts of both a strong acid and a strong bso C) small amounts of bot...
pls do all
Page 6 of 14 22) Identify a good buffer. ) small amounts of both a weak acid and its conjugate base B) significant amounts of both a strong acid and a strong bso C) small amounts of both a strong acid and a strong base D) significant amounts of both a weak acid and a strong acid E) significant amounts of both a weak acid and its conjugate base 23) AS is positive for the reaction A)...
the first one is supposed to be meant spontaneous. thanks ction to be non-spontaneous at any...
the first one is supposed to be meant spontaneous. thanks
ction to be non-spontaneous at any temperature, which of the following В. Tur a chemical reaction to b conditions must be met? AS > 0, AITO AS > 0, AIT <0 AS <0, AHP <0 AS <0, AHP>0 D. 2. Place the following in on lowing in order of decreasing standard molar entropy. N204(8) NO(g) NO2(g) 204 > NO2 > NO B) NO > NO2 > N204 E) NO2 >...
Part 1.) Choose all of the statements from below which correctly describe issues pertaining to the...
Part 1.)
Choose all of the statements from below which
correctly describe issues pertaining to the
relationship between the emf of a reaction and its Gibbs free
energy change.
1. The Gibbs free energy change and emf values of a reaction
have opposite algebraic signs (+ vs. -).
2. A mole of particles is more particles than a coulomb of
particles.
3. A spontaneous reaction has a positive Gibbs free energy change
and a negative emf.
4. A Gibbs free...
8) HY 8) Consider a reaction that has a negative AH and a positive AS. Which...
8) HY 8) Consider a reaction that has a negative AH and a positive AS. Which of the following statements is true? A) This reaction will be spontaneous only at high temperatures. B) This reaction will be spontaneous at all temperatures C) This reaction will be nonspontaneous at all temperatures. D) This reaction will be nonspontaneous only at high temperatures. E) It is not possible to determine without more information 9) What is the volume of 5.60 g of O2...
1a) For which of the following reactions is ΔSo > 0? a. 2 C2H6(g) + 7...
1a) For which of the following reactions is ΔSo > 0? a. 2 C2H6(g) + 7 O2(g) à 4 CO2(g) + 6 H2O(g) b. H2CO(g) + O2(g) à CO2(g) + H2O(l) c. N2(g) + 3 H2(g) à 2 NH3(g) d. NH3(g) + HI(g) à NH4I(s) 1b) For a particular chemical reaction ΔH = 7.0 kJ and ΔS = –17 J/K. Under what temperature condition is the reaction spontaneous? a) When T > 412 K. b) The reaction is not spontaneous...
Exercise 18.38-Enhanced-with Feedback 7 of 13> Part E ReviewI ConstantsI Periodic Table In addition, predict under what temperatures (all temperatures, low temperatures, or high temperatures), if any the reaction in each part will be spontaneous. Without doing any calculations, iddentify the signs of ΔSays and ΔSsurr for each of the following chemical reactions. Drag the appropriate items to their respective bins. Reset Help Reaction is spontaneous at all temperatures Reaction is spontaneous at low temperatures Reaction is spontaneous at high...
Question 7 Below what temperature does the following reaction become nonspontaneous? 12(s) + Cl2(g)--2 ICI(s) ΔΗ +36.0 kJ: ΔS +158.8 J/K O 227 K O This reaction is spontaneous at all temperatures. O 313 K O This reaction is nonspontaneous at all temperatures. O 128 K
Solve
For a process at constant temperature and pressure, if DeltaG is positive, the process is,if DeltaG is negative, the process is, and if DeltaG is zero, the process is. a. at equilibrium, spontaneous, nonspontaneous b. nonspontaneous, spontaneous, at equilibrium c. spontaneous, at equilibrium, nonspontaneous d. spontaneous, nonspontaneous, at equilibrium e. none of these 18. For a chemical reaction to be spontaneous at all temperatures, which of the following conditions must be met? a. DeltaSdegree > 0, DeltaHdegree > 0...
8. For the following reaction, CC2(s) + 2H2O(l) + Ca(OH)2(s) + C2H2(g) which is spontaneous at all temperatures, one would predict that a. AG is positive for all temperatures. d. AH is - and AS is for the reaction. b. AH is + and AS is for the reaction. e. AH is + and AS' is- for the reaction. c. AH is - and AS is for the reaction. 9. Calculate the standard absolute entropy, in J/mol K. of Mg:...
2. Decide whether each of the following statements is true or false. If false, rewrite it to make it true. a. Entropy of the universe increases in all spontaneous reactions. wo False If entropy is bw enough it con be spontaneous, b. Reactions with a negative free energy change (A-Gº <0) are product-favored and occur with rapid transformation of reactants to products. True c. An exothermic reaction will always be spontaneous. I NO when AH is negative the reaction can...
pls do all
Page 6 of 14 22) Identify a good buffer. ) small amounts of both a weak acid and its conjugate base B) significant amounts of both a strong acid and a strong bso C) small amounts of both a strong acid and a strong base D) significant amounts of both a weak acid and a strong acid E) significant amounts of both a weak acid and its conjugate base 23) AS is positive for the reaction A)...
the first one is supposed to be meant spontaneous. thanks
ction to be non-spontaneous at any temperature, which of the following В. Tur a chemical reaction to b conditions must be met? AS > 0, AITO AS > 0, AIT <0 AS <0, AHP <0 AS <0, AHP>0 D. 2. Place the following in on lowing in order of decreasing standard molar entropy. N204(8) NO(g) NO2(g) 204 > NO2 > NO B) NO > NO2 > N204 E) NO2 >...
Part 1.)
Choose all of the statements from below which
correctly describe issues pertaining to the
relationship between the emf of a reaction and its Gibbs free
energy change.
1. The Gibbs free energy change and emf values of a reaction
have opposite algebraic signs (+ vs. -).
2. A mole of particles is more particles than a coulomb of
particles.
3. A spontaneous reaction has a positive Gibbs free energy change
and a negative emf.
4. A Gibbs free...
8) HY 8) Consider a reaction that has a negative AH and a positive AS. Which of the following statements is true? A) This reaction will be spontaneous only at high temperatures. B) This reaction will be spontaneous at all temperatures C) This reaction will be nonspontaneous at all temperatures. D) This reaction will be nonspontaneous only at high temperatures. E) It is not possible to determine without more information 9) What is the volume of 5.60 g of O2...
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