Which of the following reactions would be expected to have a positive entropy change. 4,5> 0?...
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 the sign (positive or negative) on the entropy change for each of these reactions. (a) 2 50, (e) + O2(g) → 250 (6) (b) 2 NH; (6) ► N2 (€) + 3 H2 (8) (c) CO (B) + 2 H2(g) → CH3OH (0)
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)
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
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) 2 CO (g) + 2 Cl2 (g) → 2 COCl2 (g) (b) 2 CO2 (g) → 2 CO (g) + O2 (g) (c) SiCl4 (g) + 2 H2O (g) → 4 HCl (g) + SiO2 (s, quartz)
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) 2 SO, (g) + O2(g) → 2 SO, (g) (b) 2 COCI, (g) → 2 CO (g) + 2 Cl: (g) (C) 4 Fe (s) + 3 CO, (g) → 2 Fe,0, (s) + 3 C (s, graphite)
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)
Which reaction or process has the greatest positive change in entropy, AS? A. 2 SO2(g) + O2(g) - 2 SO3(g) B. 2 KCIO3(s) - 2 KCl(s) + 3 O2(g) C. 2 Mg(s) + O2(E) – 2 Mgo(s) OD.2 C2H2(g) +5 O2(g) – 4 CO2(g) + 2 H20(1) E. Ag+(aq) + Cit(aq) – AgCl(s)
The change in entropy, ASixn, is related to the the change in the number of moles of gas molecules, Angas. Determine the change in the moles of gas for each of the reactions and decide if the entropy increases, decreases, or has little or no change. A. C(s) + H2O(g) → CO(g) + H2(g) The entropy, ASixn Angas = Angos =D mol has little or no change. increases. decreases. B. CO(g) + 3H2(g) = CH(g) + H2(g) The entropy, ASixn...
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)