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115 solutions

Spontaneous Reaction

Q. Based on the standard free energies of formation, which of the following reactions represent a feasible way to synthesize the product? Drag the appropriate items to their respective bins.

Solved • Mar 31, 2020

Spontaneous Reaction

Q. For the reaction 2BrF3(g) → Br2(g) + 3F(g) ΔH° = 542 kJ and ΔS° = 269 J/K ΔG° would be negative at temperatures (above, below) _______ K. Enter above or below in the first box and enter the temperature in the second box. Assume that ΔH° and ΔS° are constant.

Solved • Mar 30, 2020

Spontaneous Reaction

Q. For the reaction Fe2O3(s) + 3H2(g) → 2Fe2(s) + 3H2O(g) ΔH° = 98.8 kJ and ΔS° = 143 J/K ΔG° would be negative at temperatures (above, below) _____ K. Enter above or below in the first box and enter the temperature in the second box. Assume that ΔH° and ΔS° are constant.

Solved • Mar 30, 2020

Spontaneous Reaction

Q. For the reaction N2(g) + O2(g) → 2 NO(g) ΔH° = 181 kJ and ΔS° = 24.9 J/K ΔG° would be negative at temperatures (above, below) _____ K. Enter above or below in the first box and enter the temperature in the second box. Assume that ΔH° and ΔS° are constant.

Solved • Mar 30, 2020

Spontaneous Reaction

Q. For the reaction 2BrF3(g) → Br2(g) + 3F2(g) ΔH° = 542 kJ and ΔS° = 269 J/K At standard conditions, this reaction would be product favored a) at relatively low temperatures. b) at no temperature c) at all temperatures d) at relatively high temperatures.

Solved • Mar 30, 2020

Spontaneous Reaction

Q. For the reaction CH4(g) + 2O2(g) → CCO2(g) + 2H2O(g) ΔH° = 802 kJ and ΔS° = 5.20 J/K At standard condition, this reaction would be product favored a) at no temperature b) at relatively low temperatures. c) at all temperatures d) at relatively high temperatures.

Solved • Mar 30, 2020

Spontaneous Reaction

Q. For the reaction 6CO2(g) + 6H2O(l) → C6H12O6 + 6O2(g) ΔH° = 2.80x10^3 kJ and ΔS° = -259 J/K At standard condition, this reaction would be product favored a) at no temperature b) at relatively low temperatures. c) at all temperatures d) at relatively high temperatures.

Solved • Mar 30, 2020