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sectio direct THE The is inc plus surrc T 4 Predict and explain the changes in...
Predict the sign of the entropy change, ΔS∘, for each of the reaction displayed. Drag the appropriate items to their r...
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
v For each of the following reactions, explain why they are spontaneous or non spontaneous based...
v For each of the following reactions, explain why they are spontaneous or non spontaneous based on the change in entropy of the reaction 2N20 (0) -> O2 (8) --> 2N2 (8) Decrease in the number of mole and phase change from gas to aqueous solutic A both decrease entropy N2 (g)+ 3H2(g) -> 2NH3 (8) B Decrease in the number of mole decreases entropy + CaCO3 (8) -> CaO (5) + CO2 (g) Increase in the number of mole...
Delta S is positive for the reaction__. a) CaO(s)+CO2(g)-->CaCO3(s) b) N2(g)+3H2(g)-->2NH3(g) c) 2SO3(g)--->2SO2(g) + O2(g) d)...
Delta S is positive for the reaction__. a) CaO(s)+CO2(g)-->CaCO3(s) b) N2(g)+3H2(g)-->2NH3(g) c) 2SO3(g)--->2SO2(g) + O2(g) d) Ag+(aq)+Cl-(aq)--->AgCl(s) e) H2O(l)--->H2O(s) *I know that C is the correct answer, I just need a detailed explanation as to why that is the correct answer.
45. a) Chalcogens b) Alkali metals c) Alkaline carth metals d) Halogens c) Noble gases 46....
45. a) Chalcogens b) Alkali metals c) Alkaline carth metals d) Halogens c) Noble gases 46. When the cquation: AINOh+NaS a) 2,3,1,6 b) 2,1,3,2 c) 4,6,3,2 d) 2,3,2,3 47 reaction a) NH4CI NH3 + HCI b) 2Mg+02 2Mgo c) 2N2+3H2 2NH3 d) 2CH4 + 402-2C02+4H20 48. Which of the following are combustion reactions? CH4 (g) + O2 (g) → CO2 (g) + H 201) b) a) CaO (s)+ CO2 (g)-CaCO3 (s) c) A. 1 and 4 B. 1,2,3 and4 C....
Based on a simple inspection of the following reactions, state whether entropy would increase (1) or...
Based on a simple inspection of the following reactions, state whether entropy would increase (1) or decrease (1) and briefly state why. a)Br2(g)>2Brg) b) 2Mg(s) + O2(g) >2MgO (9) c) NH4Cl → NH4+ (aq)+ Cl(aq) d) CaO + H2O + Ca(OH2(s) e) 2NaCl → 2Na(1) + Cl2()
1. Using the relevant S'values listed in Appendix G, calculate AS 298 for the following changes...
1. Using the relevant S'values listed in Appendix G, calculate AS 298 for the following changes (a) N2(g)+3H2(g) +2NH3(g) (b) N2(g)+5/202(g)—N2O(g) 2. Use the standard free energy data in Appendix G to determine (1) AHan. (2) AS (3) AS., and Aune for cach of the following reactions, which are run under standard state conditions and 25 "C. Identify each as either spontaneous or nonspontaneous at these conditions. (a) C(s, graphite)+O2(g) CO2(g) (6) O2(g)+Nz/g/22NO(g) (c) Cu(s)+S(g)-Cu25(s) (d) CaO(s)+H20(1) Ca(OH)2(s) (e) Fe2O3(s)+3CO(g)...
IU. AS is positive for the reaction A) CaO (s) + CO2 (g) CaCO3 (S) B)...
IU. AS is positive for the reaction A) CaO (s) + CO2 (g) CaCO3 (S) B) N2 (g) + 3H2(g) → 2NH3 (g) C) 2503 (g) - 2802 (g) + O2 (g) D) Ag+ (aq) + Cl- (aq) → AgCl (s) E) H20 (1) + H20 (s) 11. AS is positive for the reaction A)2 Ca(s) + O2 (g) 2 Cao (s) B) 2 KClO3 (s) 2KCI(S) + 30 (g) C) HCl (8) + NH3 (8) ► NH4Cl (s) D)...
37. Which of the following equilibria would not be affected by pressure changes at constant temperature?...
37. Which of the following equilibria would not be affected by pressure changes at constant temperature? a. CO2(g) + H2(g) = CO(g) + H2O(g) b.CO(g) + 302(g) =CO2(8) c. 2Hg(1) + O2(g) = 2HgO(s) d. 2H2(g) + O2(g) = 2H2O(1) e. CaCO3(s) CaO(s) + CO2(g)
Short Answer: (4 points each) 1.) Predict whether the entropy change is positive or negative for...
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)...
A.Using standard heats of formation, calculate the standard enthalpy change for the following reaction. N2(g) +...
A.Using standard heats of formation, calculate the standard enthalpy change for the following reaction. N2(g) + 3H2(g) = 2NH3(g) B.Using standard heats of formation, calculate the standard enthalpy change for the following reaction. CaCO3(s) = CaO(s) + CO2(g) C. A scientist measures the standard enthalpy change for the following reaction to be -2910.6 kJ: 2C2H6(g) + 7 O2(g) = 4CO2(g) + 6 H2O(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy...
v For each of the following reactions, explain why they are spontaneous or non spontaneous based on the change in entropy of the reaction 2N20 (0) -> O2 (8) --> 2N2 (8) Decrease in the number of mole and phase change from gas to aqueous solutic A both decrease entropy N2 (g)+ 3H2(g) -> 2NH3 (8) B Decrease in the number of mole decreases entropy + CaCO3 (8) -> CaO (5) + CO2 (g) Increase in the number of mole...
45. a) Chalcogens b) Alkali metals c) Alkaline carth metals d) Halogens c) Noble gases 46. When the cquation: AINOh+NaS a) 2,3,1,6 b) 2,1,3,2 c) 4,6,3,2 d) 2,3,2,3 47 reaction a) NH4CI NH3 + HCI b) 2Mg+02 2Mgo c) 2N2+3H2 2NH3 d) 2CH4 + 402-2C02+4H20 48. Which of the following are combustion reactions? CH4 (g) + O2 (g) → CO2 (g) + H 201) b) a) CaO (s)+ CO2 (g)-CaCO3 (s) c) A. 1 and 4 B. 1,2,3 and4 C....
Based on a simple inspection of the following reactions, state whether entropy would increase (1) or decrease (1) and briefly state why. a)Br2(g)>2Brg) b) 2Mg(s) + O2(g) >2MgO (9) c) NH4Cl → NH4+ (aq)+ Cl(aq) d) CaO + H2O + Ca(OH2(s) e) 2NaCl → 2Na(1) + Cl2()
1. Using the relevant S'values listed in Appendix G, calculate AS 298 for the following changes (a) N2(g)+3H2(g) +2NH3(g) (b) N2(g)+5/202(g)—N2O(g) 2. Use the standard free energy data in Appendix G to determine (1) AHan. (2) AS (3) AS., and Aune for cach of the following reactions, which are run under standard state conditions and 25 "C. Identify each as either spontaneous or nonspontaneous at these conditions. (a) C(s, graphite)+O2(g) CO2(g) (6) O2(g)+Nz/g/22NO(g) (c) Cu(s)+S(g)-Cu25(s) (d) CaO(s)+H20(1) Ca(OH)2(s) (e) Fe2O3(s)+3CO(g)...
IU. AS is positive for the reaction A) CaO (s) + CO2 (g) CaCO3 (S) B) N2 (g) + 3H2(g) → 2NH3 (g) C) 2503 (g) - 2802 (g) + O2 (g) D) Ag+ (aq) + Cl- (aq) → AgCl (s) E) H20 (1) + H20 (s) 11. AS is positive for the reaction A)2 Ca(s) + O2 (g) 2 Cao (s) B) 2 KClO3 (s) 2KCI(S) + 30 (g) C) HCl (8) + NH3 (8) ► NH4Cl (s) D)...
37. Which of the following equilibria would not be affected by pressure changes at constant temperature? a. CO2(g) + H2(g) = CO(g) + H2O(g) b.CO(g) + 302(g) =CO2(8) c. 2Hg(1) + O2(g) = 2HgO(s) d. 2H2(g) + O2(g) = 2H2O(1) e. CaCO3(s) CaO(s) + CO2(g)
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)...
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