We need at least 10 more requests to produce the answer.
0 / 10 have requested this problem solution
The more requests, the faster the answer.
3. Consider the following reaction and data: Al2O3 (1) + 3C (s) → 2A1 (1) +...
Consider the reaction Al2O3(s) + 3C(graphite) + 3Cl2(g) → 2AICI3(s) + 3CO(g) Determine the following at 298 K: X kJ/mol J/mol-K kJ/mol дно- What is log K at 298K (log K-In K/2.3026)? log K (Hint log K-(In K)/2.3026) Assume that ΔΗο and ΔSo are temperature independent to determine the following at 600 K. kJ/mol log K (log K = In K/2.3026)
2. Consider the following reaction: 2A1 () + 6HCl(aq) + 2AICI 3(aq) + 3H 28) A 0.040 mole piece of aluminum reacted completely in 20 s. The rate of formation of hydrogen gas is: A. 0.0013 mol/s B. 0.0020 mol/s C. 0.0030 mol/s D. 0.0060 mol/s
2. Consider the following reaction: 2A1%) + 6HCl(aq) → 2A1CI 3(aq) + 3H 218) A 0.040 mole piece of aluminum reacted completely in 20 s. The rate of formation of hydrogen gas is: A. 0.0013 mol/s B. 0.0020 mol/s C. 0.0030 mol/s D. 0.0060 mol/s
8. For the following reaction, CC2(s) + 2H2O(l) + Ca(OH)2(s) + C2H2(g) which is spontaneous at all temperatures, one would predict that a. AG is positive for all temperatures. d. AH is - and AS is for the reaction. b. AH is + and AS is for the reaction. e. AH is + and AS' is- for the reaction. c. AH is - and AS is for the reaction. 9. Calculate the standard absolute entropy, in J/mol K. of Mg:...
1) Consider the following reaction: 3C(s) + 4H2(g) → C3H8(g); AH° = -104.7 kJ; AS = -287.4J/K at 298 K What is the equilibrium constant at 300.0 K for this reaction? AGº = -RT In K. AG° = AH° - TAS" (R=8.3145J/mol.K) (6 points)
3) Answer all parts of the following question. a. The reaction: Al(s) + Fe2O3(s) → Fe(s) + Al2O3(s) has ΔH = -847.6 kJ and ΔS = -41.3 J/K at 25°C. Calculate ΔG and determine if it is spontaneous. b. Above what temperature does the following reaction become nonspontaneous? FeO(s) + CO(g) → CO2(g) + Fe(s) ΔH = -11.0 kJ; ΔS = -17.4 J/K c. Find ΔSsurr and predict whether or not this reaction will be spontaneous at 398 K. NH3(g)...
8) HY 8) Consider a reaction that has a negative AH and a positive AS. Which of the following statements is true? A) This reaction will be spontaneous only at high temperatures. B) This reaction will be spontaneous at all temperatures C) This reaction will be nonspontaneous at all temperatures. D) This reaction will be nonspontaneous only at high temperatures. E) It is not possible to determine without more information 9) What is the volume of 5.60 g of O2...
S-Alculate the standard entropy, Δ.xn, of the following reaction at 25.0 °C using the data in this table. The standard enthalpy of the reaction, 사mn, îs-44.2 kJ-mol-1 Number Kmol1 Then, calculate the standard Gibbs free energy of the reaction, AG rxn Number k.J mol Finally, determine which direction the reaction is spontaneous as written at 25.0 °C and standard pressure. O forward reverse O both O neither S-Alculate the standard entropy, Δ.xn, of the following reaction at 25.0 °C using...
Consider the reaction 2N205(a) <-> 4NO2(g) + O2(a) at 25°C for which the following data are relevant: AHF N205 11.289 kJ/mol 355.28 J/K mol NO2 33.150 kJ/mol 239.90 J/K mol 02 0kJ/mol 204.80 J/K mol a. Predict the sign of AS for the reaction and explain your reasoning. b. Calculate AS" for the reaction. c. Calculate AH for the reaction. d. Calculate AG for the reaction at 25°C. e. Will the reaction be spontaneous at no temperature, low temperatures only,...
Calculate the standard-state entropy for the following reaction: 1 Al2O3(s) + 3 H2(g) ? 2 Al(s) + 3 H2O(l) (If applicable, coefficients of one have been included for clarity.) The standard entropy values are given in the table. S? J/(K?mol) Al(s) 28.0 H2O(l) 189 Al2O3(s) 51.0 H2(g) 131