Which reaction is predicted to have a negative S?
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BaCl2 (s) → Ba2+ (aq) + 2Cl- (aq) |
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H2 (g) + I2 (s) → 2HI (g) |
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C3H8 (g) + 5 O2 (g) → 3CO2 (g) + 4 H2O (g) |
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N2 (g) + 3H2 (g) → 2NH3 (g) |
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2 KClO3 (s) → 2KCl (s) + 3 O2 (g) |
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Which reaction is predicted to have a negative S? BaCl2 (s) → Ba2+ (aq) + 2Cl- (aq)...
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)...
Which of the following reactions will have a negative value of AS? (1) Ba2+(aq) +5042(aq) - BaSO4(s) (ii) 2 Na(s) + 2 H2001) - 2 NaOH(aq) + H2(8 (iii) 2 C2H5(E) + 7 O2(g) - 4 CO2(E) - 6 H20(1) СА. I and II B. Ill only OC. I only D. I and III E. II and III
which process is associated with a negative entropy change? why? A) NaCl(s) -> Na+(aq) + Cl-(aq) B) N2(g) + 3H2(g) -> 2NH3(g) C) 2BrCl(l) -> Br2(l) + Cl2(g) D) H2O (l) -> H2O (g)
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
Delta S is positive for the reaction ____. A) CaO (s) + CO2 (g)=>CaCO3 B) N2(g) + 3H2(g)=>2NH3(g) C) 2SO3(g) => 2SO2(g)+O2(g) D) Ag+(aq) + Cl- (aq)=> AgCl(s) E) H2) (l)=> H2O(s) I know that the answer is C, but I need a detailed explanation as to why the answer is C.
1. For the reaction 3 CIO - (aq) → CIO, - (aq) + 2Cl(aq) doubling the concentration of CIOquadruples the initial rate of formation of CIO:: What is the rate expression for the reaction? is first order in CsH5N_CI 2. The reaction CoHsN2Cl(aq) + H2O(l) → CH5OH(aq) + N2 (g) + HCl(aq) and zero order in H2O. What is the rate expression? 3. For the reaction 2 NO(g) + Cl2(g) → 2 NOCI (g) If the concentration of NO is...
Classify each chemical reaction: Reaction Type FeCl2(aq) + Bas (aq) → BaCl2(aq) + FeS (s) choose one C12(g) + 2KI (aq) → 2KCl(aq) + 1,(s) choose one Mg(s) + F2(g) → MgF2(s) choose one o ?
For the reactions below, which reactions have negative entropy? 1. AgNO3(aq) + NaCl(aq) --> AgCl(s) + NaNO3(aq) 2. H2O(g) + CO2(8) --> H2CO3(aq) 3. H2(g) +12(8) --> 2 HI(g) 4. C2H2O2(g) --> 2 CO(g) + H2(g) 5. H2O(g) --> H2O(1) O 2, 3, 4 1, 2,5 1,4,5 0 2,4
18. Which of the following is the formation reaction for NaBr, corresponding to AH2 A. HBr(aq) + NaOH(aq) H:0(1) + NaBr(aq) B. Na(s) - V2 Brz() NaBr(s) C. 2 Na(s) + Brz(1) ► 2NaBr(s) D. Na(g) + Br(g) NaBr(s) E. NaBr(s) Na (aq) + Br(aq) 19. Which of the following systems" should have a positive change in entropy? A. 2 H2(g) + O2(g) → 2 H 0(0- B 2 H2(g) + O2(g) + 2 H2O(g) C. H2O(1) H.O(s) D. N204(0)...
1) Which reaction will shift to the left in response to a decrease in volume? A) 2 SO3 (8) 2 SO2(g) + O2(8) B) N2(g) + 3H2(g) + 2NH3(g) C) 2H1 (8) H2(g) + 12 (8) D) 4 Fe (8) +32(g) 2 Fe2O3 (s) E) H2 (8) + Cl2(g) 2 HCl (g) Explain 2) Based on Le Châtelier's principle, increasing pressure at constant temperature in the following reaction will not change the concentrations of reactants and products. A) N2 (8)...