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3. Consider the endothermic reaction: BaSO4(s) = Ba2+(aq) + SO42-(aq) Change Shift in the direction of...
Predict the sign of the entropy change, ΔS∘, for each of the reaction displayed. Ba2+ (aq) + SO42- (aq) --> BaSO4...
Predict the sign of the entropy change, ΔS∘, for each of the reaction displayed. Ba2+ (aq) + SO42- (aq) --> BaSO4 (s) 2NO2 (g) --> N2 (g) + 2O2 (g) C5H12 (g) + 8O2 (g) --> 5CO2 (g) + 6H2O (g) 2NaClO3 (s) --> 2NaCl (s) + 3O2 (g) 2Na (s) + Cl2 (g) --> 2NaCl (s) CH3OH (l) --> CH3OH (g)
Cl2(g) + SO42- (aq) + 2KOH (aq) 2Naci (s) + BaSO4(s) + 2K2Cr04 (aq) 2na (g)...
Cl2(g) + SO42- (aq) + 2KOH (aq) 2Naci (s) + BaSO4(s) + 2K2Cr04 (aq) 2na (g) + Ba2+ (aq) + K2Cr207 (aq) H20 (1) Na2CO3 (s) + H20 (1) H20 (1) 2HCl (aq) 2 Naci (aq) H+ (aq) OH- (aq) 5. Which one of the following is a redox reaction? Assign oxidation numbers to everything in the equations. A) 2Na (g) + Cl2(g) + 2Nacl(s) B) Ba? (aq) + SO42- (aq) BaSO. (S) C) R$Cr>Os (aq) + 2KOH(aq) - 2K-Croi(aq)...
24. A hypothetical endothermic reaction, A2(aq) + B(aq) ↔ BA2(g), has an equilibrium constant of 2.3x10-4....
24. A hypothetical endothermic reaction, A2(aq) + B(aq) ↔ BA2(g), has an equilibrium constant of 2.3x10-4. A2 is yellow, B is clear, and BA2 is blue. If the reaction is at equilibrium and the volume is increased, which color will increase? a. Yellow b. Blue c. Neither d. Both
4. Consider the following equilibrium: CaSO4 (s) + Ca2+ + SO42- What effect (no change, shift...
4. Consider the following equilibrium: CaSO4 (s) + Ca2+ + SO42- What effect (no change, shift to products, shift to reactants) will the following changes have on this equilibrium? EXPLAIN briefly. a. adding Na2SO4(s) b. adding Na3PO4 (Look at your solubility rules!) c. adding H2O d. adding KC1
Given the thermodynamic data below, determine the equilibrium constant for the following two reactions at 25...
Given the thermodynamic data below, determine the equilibrium constant for the following two reactions at 25 oC. Predict what will happen to ΔG, how the direction of the reaction will shift, and how the spontaneity will be affected when more BaSO4(s) is added to reaction a), and more NH4+(aq) is added to reaction b). Substance ∆Gof(kJ/mol) Substance ∆Gof(kJ/mol) Substance ∆Gof kJ/mol) BaSO4(s) –1353.1 SO42–(aq) –741.99 NH3(aq) –26.5 Ba2+(aq) –560.66 OH–(aq) –157.30 H2O(l) –237.2 NH4+(aq) –79.5 a. BaSO4(s) ⇌ Ba2+(aq) +...
11 The reaction, BaCl(aq) + H2SO4(aq) → BaSO4(s) + 2 HCl(aq), is an example of a...
11 The reaction, BaCl(aq) + H2SO4(aq) → BaSO4(s) + 2 HCl(aq), is an example of a a. precipitation reaction b. decomposition reaction c. single replacement reaction d. combustion reaction e. combination reaction 12. In the reaction, K2SO4(aq) + Ba(NO3)2(aq) + BaSO4(s) + 2 KNO3(aq), which ions are the spectator ions? a. Ba?- and SO42 b. Ba2+ and K+ c. Bat and NO3 d. K and SO2- e. K and NO3 13 Which is the net ionic equation for the reaction...
help with thes 12. In the reaction, K2SO4(99) + Ba(NO3)2(aq) + BaSO4(s) + 2 KNO3(aq), which...
help with thes
12. In the reaction, K2SO4(99) + Ba(NO3)2(aq) + BaSO4(s) + 2 KNO3(aq), which ions are the spectator ions? a. Ba2+ and SO42- b. Ba2+ and K+ c. Ba2+ and NO3 d. K+ and SO42- e. K+ and NO3 13 Which is the net ionic equation for the reaction which takes place when HCl(ag) is added to KOH(aq)? a. HCl(aq) + KOH(99) KCl(aq) + H2O(1) b. H(aq) + OH(aq) + H2O(1) c. HCl(aq) + OH(aq) + Cl(aq) +...
Question 22 In the following reaction, Al2(SO4)3(aq) + BaCl2(aq) → BaSO4(s) + BaSO4(s) + AlCl3(aq) Al...
Question 22 In the following reaction, Al2(SO4)3(aq) + BaCl2(aq) → BaSO4(s) + BaSO4(s) + AlCl3(aq) Al is oxidized S is reduced BaCl2 is the oxidizing agent. S is oxidized. O none of these
Predict the sign of the entropy change, ?S?, for each of the reaction displayed. Drag the appropriate items to their re...
Predict the sign of the entropy change, ?S?, for each of the reaction displayed. Drag the appropriate items to their respective bins. Ba2+(aq)+SO42?(aq)?BaSO4(s) 2NaClO3(s)?2NaCl(s)+3O2(g) 2N2O(g)?2N2(g)+O2(g) 2H2(g)+O2(g)?2H2O(l) C7H16(g)+11O2(g)?7CO2(g)+8H2O(g) H2O(l)?H2O(g) Positive Negative
Question #1: Consider the reaction given, How would the reaction shift? Options are no change, right,...
Question #1: Consider the reaction given, How would the
reaction shift? Options are no change, right, or left.
Question #2: Determine if the above reaction is endothermic or
exothermic based on the following information. Is it endothermic or
exothermic?
Question #3: Explain your reasoning.
Consider 2 NBr3() = N2(8) + 3 Br2() How would the reaction shift if: [N2] is decreased: [Br2] is increased: The amount of N Br3 is doubled: The pressure is decreased by changing the volume: The...
Cl2(g) + SO42- (aq) + 2KOH (aq) 2Naci (s) + BaSO4(s) + 2K2Cr04 (aq) 2na (g) + Ba2+ (aq) + K2Cr207 (aq) H20 (1) Na2CO3 (s) + H20 (1) H20 (1) 2HCl (aq) 2 Naci (aq) H+ (aq) OH- (aq) 5. Which one of the following is a redox reaction? Assign oxidation numbers to everything in the equations. A) 2Na (g) + Cl2(g) + 2Nacl(s) B) Ba? (aq) + SO42- (aq) BaSO. (S) C) R$Cr>Os (aq) + 2KOH(aq) - 2K-Croi(aq)...
4. Consider the following equilibrium: CaSO4 (s) + Ca2+ + SO42- What effect (no change, shift to products, shift to reactants) will the following changes have on this equilibrium? EXPLAIN briefly. a. adding Na2SO4(s) b. adding Na3PO4 (Look at your solubility rules!) c. adding H2O d. adding KC1
11 The reaction, BaCl(aq) + H2SO4(aq) → BaSO4(s) + 2 HCl(aq), is an example of a a. precipitation reaction b. decomposition reaction c. single replacement reaction d. combustion reaction e. combination reaction 12. In the reaction, K2SO4(aq) + Ba(NO3)2(aq) + BaSO4(s) + 2 KNO3(aq), which ions are the spectator ions? a. Ba?- and SO42 b. Ba2+ and K+ c. Bat and NO3 d. K and SO2- e. K and NO3 13 Which is the net ionic equation for the reaction...
help with thes
12. In the reaction, K2SO4(99) + Ba(NO3)2(aq) + BaSO4(s) + 2 KNO3(aq), which ions are the spectator ions? a. Ba2+ and SO42- b. Ba2+ and K+ c. Ba2+ and NO3 d. K+ and SO42- e. K+ and NO3 13 Which is the net ionic equation for the reaction which takes place when HCl(ag) is added to KOH(aq)? a. HCl(aq) + KOH(99) KCl(aq) + H2O(1) b. H(aq) + OH(aq) + H2O(1) c. HCl(aq) + OH(aq) + Cl(aq) +...
Question 22 In the following reaction, Al2(SO4)3(aq) + BaCl2(aq) → BaSO4(s) + BaSO4(s) + AlCl3(aq) Al is oxidized S is reduced BaCl2 is the oxidizing agent. S is oxidized. O none of these
Question #1: Consider the reaction given, How would the
reaction shift? Options are no change, right, or left.
Question #2: Determine if the above reaction is endothermic or
exothermic based on the following information. Is it endothermic or
exothermic?
Question #3: Explain your reasoning.
Consider 2 NBr3() = N2(8) + 3 Br2() How would the reaction shift if: [N2] is decreased: [Br2] is increased: The amount of N Br3 is doubled: The pressure is decreased by changing the volume: The...
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