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At what temperatures will a reaction be spontaneous if AH = +59.0 kJ and 45º =...
For a given reaction, AH is 111 kJ and AS is -249 J/K. At what temperatures is the reaction spontaneous? A. T< 446 K B. None. The reaction is never spontaneous. C. The reaction is spontaneous at all temperatures. D.T> 73 K E.T>446 K
10. At what temperature (or a range of T) will a reaction be spontaneous if AH" =-12.7 kJ an and A,S = +135 J/K?
For the reaction 2NO(g) + O2(g) —>2NO2(g) AH° = -114.2 kJ and AS° = -146.5 J/K The equilibrium constant for this reaction at 270.0 K is Assume that AH° and AS are independent of temperature. Submit Answer Try Another Version 3 item attempts remaining elefchces to access important values if needed for this question, Consider the reaction 2CO2(g) + 5H2(g)CH2(g) + 4H2O(g) Using the standard thermodynamic data in the tables linked above, calculate AG for this reaction at 298.15K if...
B. For this reaction, AH=-54kJ/mol and AS=231/K•mol. At what temperatures is this reaction spontaneous? 23 kJ/kinol)
At what temperature will a reaction be spontaneous? AH = +22.2 kJ/mol and AS = +81.1 J/K-mol and assume both do not vary with temperature. at T > 298 K at all temperatures at T < 298 K at T < 274 K at T> 274 K
For the reaction S(s,rhombic) + 2CO(g) SO2(g) + 2C(s,graphite) AH = -75.8 kJ and AS =-167.6J/K The standard free energy change for the reaction of 1.88 moles of S(s,rhombic) at 294 K, 1 atm would be This reaction is (reactant, product) favored under standard conditions at 294 K. Assume that AH° and AS are independent of temperature. Submit Answer Try Another Version 2 Item attempts remaining
At what temperature will a reaction be spontaneous? AH- +222 kJ/mol and AS - +811 J/K-mol and assume both do not vary with temperature. at T> 298 K at all temperatures at T > 274 K at T<274K at T < 298 K
Part c Part C If AH = -60.0 kJ and AS = -0.500 kJ/K, the reaction is spontaneous below a certain temperature. Calculate that temperature. Express your answer numerically in kelvins. ► View Available Hint(s) VO ADD A A O O ? 233.3 Submit Previous Answers X Incorrect; Try Again; 5 attempts remaining
Consider the reaction 6C1F(g) + 10NH3(9) + 30HF(g) + 5N2(g) + 3C12 (9) AH = -6237 kJ Given the following enthalpies of formation, calculate AH; for CIFs (9). NH3(g) - 46 kJ/mol HF(g) - 271 kJ/mol AH = kJ Submit Answer Try Another Version 4 item attempts remaining
be in a 36. At what temperatures will the following processes spontaneous? a. ?? -18 kJ and AS-:-60. J/K c. AH+18 kJ and AS--60. J/K d. ?? -18 kJ and AS +60. J/K