QUESTIONS 1 points Save Answer A particular reaction has a AH value of 167 kJ and...
QUESTION 9 A particular reaction has a DH ° value of -172 kJ and DS of 42 J/K at 298 K. Calculate DG at 407 K in kJ (with 3 significant digits), assuming that DH and S hardly change with temperature
For a particular reaction, AH = -14.20 kJ/mol and AS = -198.5 J/(mol.K). Calculate AG for this reaction at 298 K. AG = 73.35 kJ/mol
N2(8) + 3F2(g) → 2 NF3() AH 298 = - 264 kJ mol-'; AS98 = - 278 J K-'mol-' The following questions relate to the synthesis reaction represented by the chemical equation in the box above. a. Calculate the value of the standard free energy change, AG 298. for the reaction. b. Determine the temperature at which the equilibrium constant, Keg, for the reaction is equal to 1.00. (Assume that Hº and AS are independent of temperature.) c. Calculate the...
QUESTION 7 A particular reaction has a ΔHo value of -152 kJ and ΔGo of -161 kJ at 484 K. Calculate ΔSo at 484 K in J/K. 1 points QUESTION 8 A particular reaction has a ΔHo value of -125 kJ and ΔSo of -230 J/mol K at 298 K. Assuming that ΔHo and ΔSohardly change with temperature, determine the temperature in K at which the spontaneity of this reaction changes. 1 points QUESTION 9 Given the following...
The following reaction has the thermodynamic values at 298 K: AH° =-136.9 kJ/mol and AS" = -120.6 J/mol K. HаС — СHз (9) Нас— CHz (0) + Hа (0) a. Calculate AG° at 298 K for this reaction in kJ/mol (Enter your answer to four significant figures.) kJ/mol b. The reaction is c. The reaction is.
estion 17 of 25 > Given the information A+B 2D C D AH' = -629.4 kJ AH = 464.0 kJ AS = 327.0 J/K AS' = -147.0 J/K calculate AG at 298 K for the reaction A+B - 20 1 AG" = kJ 30 A w 09 S For a particular reaction, AH = -111.4 kJ/mol and AS = -25.0 J/(molK). Calculate AG for this reaction at 298 K. AG = -14.83 KJ/mo Incorrect What can be said about the...
For a particular reaction, AH = 27.58 kJ and AS = 284.6J/K. Calculate AG for this reaction at 298 K. AG = What can be said about the spontaneity of the reaction at 298 K? The system is spontaneous as written The system is at equilibrium. The system is spontaneous in the reverse direction.
estion 17 of 25 > Given the information A+B=2D AH = -629.4 kJ CD AH' = 464.0 kJ calculate AG at 298 K for the reaction AS' = 327.0 J/K AS' = -147.0 J/K A+B 20 1 AG" = kJ 30 A w S 959 Given the information orrect A+ B2D CD AH = -629.4 kJ AH' = 464.0 kJ AS = 327.0 J/K AS' = -147.0 J/K 0% calculate AG at 298 K for the reaction 100% Correct A+B...
For a particular reaction at 203.3 °C, AG = 424.99 kJ/mol, and AS - 551.38 J/mol K). Calculate AG for this reaction at -66.6 °C. AG = kJ/mol What is the value of K for this aqueous reaction at 298 K? A + B =C+D AG° = 11.80 kJ/mol
For a particular reaction, AH = -16.1 kJ/mol and AS = -21.8 J/(mol-K). Assuming these values change very little with temperature, at what temperature does the reaction change from no to spontaneous in the forward direction? 5 T= Is the reaction in the forward direction spontaneous at temperatures s greater than or less than the calculated temperature? less than O greater than