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Does the entropy of the system increase or decrease for the following reactions? (1) Ba2+(aq) +...
QUESTION 6 Does the entropy of the system increase or decrease for the following reactions? (1) Ba2+(aq) + SO42-(aq) - BaSO4(s) (11) 2 Na(s) + 2 H20(1) - 2 NaOH(aq) + H2(g) (11) 2 C2H6(g) + 7 02(g) — 4CO2(g) + 6 H2000 O A. (O decreases, (ii) increases, (iii) decreases B. (i) decreases, (ii) decreases, (iii) increases OC. O decreases, (ii) increases, (iii) increases OD. (1) increases, (ii) increases, (iii) decreases E. (1) increases, (ii) decreases, (iii) increases
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
6.) Using the data in provided, calculate the standard entropy changes for the following reactions at 25 C: a.) H2(g) + Cu(e) → Cu(s) + H2O(Ⓡ) S (J/K mol): H2(g) = 131 CuO (9) = 43.5 Cu(s) = 33.3 H2O(g) = 188.7 b.) 2Als) + 3ZnO) → Al2O3(s) + 3Zn(s) Als) = 28.3 Zn08) = 43.9 Al2O3(s) - 50.99 Zn(s) = 41.6 7.) Calculate delta G for the following reactions at 25 C. a.)2SO2() + O2(g) → 2803(8) delta G...
Predict whether the entropy change is positive or negative for each of the following reactions. Give reasons for your predictions. a. 2 KClO4(s) + 2 KClO3(s) + O2(g) b. H2O(g) → H20(1) c. 2 Na(s) + 2 H20(1) ► 2 NaOH(aq) + H2(g) d. N2(g) → 2 N(g)
2. Indicate whether the following reactions show an increase or decrease in entropy. 2 KClO3(s) → 2KCI(s) + 302(g) on H20() → H20(5) N2(g) + 3H2(g) → NH3(g) NaCl(s) → Na+(aq) + Cl-(aq)
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()
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
Indicate whether the entropy of the system would increase or decrease in each of the following reactions (some reactions are not balanced). Part D Entropy of the system O2(g) →O3(g) O increases O decreases O cannot be determined Submit Request Answer
Which of the following reactions could be considered a "precipitation" reaction? NaOH(aq) + HCl(aq) + NaCl(aq) + H2O(1) 2H2O(1) + 2H2(g) + O2(g) + 2Nal(aq) + Pb(NO3)2(aq) + 2NaNO3(aq) + Pbl2(s) 2C2H6(g) + 702(g) + 4CO2(g) + 6H2O(1) None of these
Predict whether there is an increase or decrease in the system's entropy during each of the processes given below. (a) 2 Na(s) + Cl2(g) → 2 NaCl(s) increasedecrease (b) Cl2(g) → Cl2(l) increasedecrease (c) C3H8(g) + 5 O2(g) → 3 CO2(g) + 4 H2O(g) increasedecrease