2 moles of A react with 1 mole of B to give 4 moles of C
2 moles of gas A react with 1 mole of gas B to give 4 mole of gas C
The no of moles of gas in product is more then the no of moles of gas in reactants
This reaction is spontaneous
PLEASE PLEASE GIVE ME THE THUMB UP PLEASE ITS A REQUEST
Which reactions have a positive ASPn? A(g) + B(g) C(g) 2 A(g)+B(s) 3 C(g) 2 A(g)...
16 Which reactions have a positive A Stan? A(g) + B(g) — 3 C(g) A(s) + 2 B(g) — C(g) A(s) + B(g) — 2 C(g) 2 A(g) + 3 B(g) – 4C(g) 30 FS $ 8 9 7 6 3 4 5
Which of the following reactions would have the most positive AS° value? A) SO2(g) + Na20(s) – Na,SO3(s) B) CO2(s) — CO2(g) C) Fe3+(aq) + SCN-(aq) — FeSCN2+(aq) D) N2(g) + 3 H2(g) – 2 NH3(g) E) 2 NO(g) + Cl2(g) – 2 NOCI(g)
Which of the following reactions have a positive ASn? Check all that apply. 2A(g) + 3B(g) ? 4C(g) 2A(g) +B(g) C(g) 2A(g) B(s)> 3C(g)
Which of the following reactions have a positive deltaSrxn? check all that apply 2A(g)+ 2B(g) ------>5C(g) 2A(g) +2B(g)------->3C(g) 2A(g) +B(s)--------->3C(g) A(g) +2B(g)----------> 2C(g)
7. Which of the following reactions would have a positive value f I. NH3(g) + HCl(g) → NH4Cl(s) 11. Ag+(aq) + Cl-(aq) → AgCl(s) 111, 2H2(g) + O2(g) → 2H2O(g) IV. CakhoBT2 (l) → C6H10 (l) + Br2 (1) V. 2H2O2(g) → 2H2O(g) + O2(g) a). I and II b). I and III c). II and III d). II and IV e). IV and V
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)
Which of the following reactions would be expected to have a positive entropy change. 4,5> 0? 1.2 SO2(g) + O2(g) → 2 SO3(g) 2. Ba(OH)2(5) - Bao(s) - H2O(g) 3. CO(g) - 2 H2(g) → CH3OH() Select one: a. 1 and 2 b. 1 and 3 c. 1 only d. 3 only e. 2 only ajo
4. Indicate which of the following reactions results in a positive AS. a. Ba(NO3)2(aq) + Na So. (aq) = BaSO (s) + 2 NaNO,(aq) b. 4 Fe(s) +3 0,(g) = 2 Fe 0,(s) c. 2 Hg) +0,(g)52 H0g) d. Zn(s) + 2 HCl(aq) = ZnCl(aq) +H. (g) e. 2 Na(s)+Cl2(g) = NaCl(s)
estimate ΔG° at -85°C for the reactions in Problems b and c (b) 3 O2(g) ----> 2 O3 (g) answer : -137.7 J/K (c.) PbO2(s)+2Ni(s) ---> Pb(s) + 2 NiO(s) answer: 12.3 J/K
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)