1. O2(g) → 2O(g)
2. N2 (g, 10 atm) → N2 (g, 1atm)
3. 6CO2(g) + 6H2O(g) → C6H12O6(g) + 6O2(g)
4. 2 H2 (g) + O2 (g) → 2 H2O (l)
5. NH4Cl (s) → NH3(g) + HCl (g)
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Predict whether the entropy change of the system in each of the following is positive or negative.
3. Predict the sign (positive or negative) on the entropy change for each of these reactions. (a) 2 SO2 (g) + O2 (g) → 2 SO3 (g) Negative (b) 2 NH3 (g) → N2 (g) + 3 H2 (g) (c) CO (g) + 2 H2 (g) → CH3OH (1) 4. For the reaction: 2NO2 (g) + N204 (g) at 298 K, The value of AH° and AS™ are -58.03 kJ and -176.6J/K, respectively. (a) What is the value of AG°...
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)
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)...
*ATTACHED THE PICTURE BELOW TO HAVE A BETTER UNDERTSTANDING* *Also please showwork on how tou solve the problem to umderstand it* TY 4. Use Hess' Law to calculate the enthalpy change (∆H°f) for this reaction: 6C(s) + 6H2(g) + 3O2(g)C6H12O6(s) using the following equations: A. C(s) + O2(g)CO2(g) B. H2(g) + 1/2O2(g)H2O(g) C. C6H12O6(s) + 6O2(g) 6CO2(g) + 6H2O(l) D. H2O(l)H2O(g) ∆H°= -393.5 kJ ∆H°= -241.8kJ ∆H°= -2803.0 kJ ∆H°= +40.7 kJ Why is this change in enthalpy given...
1. Predict whether the entropy change for each of the following reactions will have a positive value or a negative value. Calculations are not necessary! (a) CH4 (g) + H2O (g) → C2H5OH (g) (b) 2 NO2 (g) → 2 NO (g) + O2 (g) (c) A1203 (s) + 3 H2 (g) → 2 Al(s) + 3 H2O (1)
Select all of the following that you would predict to have a negative ΔS. a) 2 NO2 (g) → N2 (g) + 2 O2 (g) b) 2SO2 (g) + O2 (g) → 2 SO3 (g) c) 2 C6H6 (l) + 15 O2 (g) → 12 CO2 (g) + 6 H2O (g) d) 4 NO (g) + 6 H2O (g) → 4 NH3 (g) + 5 O2 (g) e) 2 BF3 (g) + 3 CaO (s) → B2O3 (s) + 3...
Buckboard quem cumpretrom Icarus. Which one of the following reactions or processes has a negative entropy change? A. BF3(g) + NH3(g) → F3BNH3(5) B. 2 503(g) - 2 SO2(g) + O2(g) C. 2NH4NO3(s) - 2 N2(g) + 4 H2O(g) + O2(g) D. 2 NH3(g) → N2(g) + 3 H2(g) E. H2011) H2O(g)
4. Use Hess' Law to calculate the enthalpy change (AHºr) for this reaction: (12 pts.) 6C(s) + 6H2(g) + 302(g) → C6H12O6(s) using the following equations: A. C(s) + O2(g) → CO2(g) B. H2(g) + 1/2O2(g) → H2O(g) C. C6H12O6(s) + 6O2(g) → 6CO2(g) + 6H2O)- D. H20m) → H2O(g) AH°= -393.5 kJ AH°= -241.8kJ AH°= -2803.0 kJ AH°= +40.7 kJ C 6111260) At = AHT (66 tn 4) AH3= DH, + A M₂ A4 = A Hz - H₂...
Question 14 Which reaction is accompanied by an increase in entropy? A. Ba(OH)2(s) + 2 HCl(g) → BaCl2.2H2O(s) B. C12H20() + 17 O2(g) - 12 CO2(g) + 10 H200) OC. NH4Cl(s) → NH3(g) + HCl(g) OD.2 C2H2(g) + 5 O2() → 4 CO2() + 2 H2O(s) E. (CH3)2CO(l) + 4 O2(g) + 3 CO2(g) + 3 H2011)
3) Predict whether the change in entropy is positive, negative, or zero for each of the following reactions at 298 K, and explain your reasoning (2 pts each. 8 pts total): 1.4 Fe(s) + 3 O2(g) → 2 Fe:O:(s) b. O(g) + ( ) → O.(g) NH,Cl(s) » NH(g) + HCl(g) d. Hz(g) + Cl:(g) → 2 HCI c.