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Consider a biochemical reaction under standard conditions. The change in enthalpy is -7 kJ/mol and the...
A reaction has an enthalpy change of - 71 kJ mol" and an entropy change of...
A reaction has an enthalpy change of - 71 kJ mol" and an entropy change of -58 JK-mol-. At what temperature does this exothermic reaction cease to be spontaneous? 422°C 673°c 826°C O 951°C What is the molar reaction enthalpy for the reaction below: N2H4(0) +CHNO(0) 4CHẠO(g) +Ng(g) + 3H (g) given the following thermodynamic data? 2NH3(9) ► N2H4(l) + H2(9) A,Hm = 22.5 kJ mol-1 2NH3(9) N2(g) + 3H2(9) A Hm = 57.5 kJ mol-1 CH,0(9) + H2(g) +...
The reaction A + 2B → C has a change in enthalpy of 34.5 kJ/mol, and...
The reaction A + 2B → C has a change in enthalpy of 34.5 kJ/mol, and a change in entropy of 110 J/(molK). At what temperatures is the reaction spontaneous in the forward direction?
The enthalpy of a certain reaction is +233 kj/mol and the entropy is +110J/molk. Above what...
The
enthalpy of a certain reaction is +233 kj/mol and the entropy is
+110J/molk. Above what temperature will the reaction be
spontaneous.
The enthalpy of a certain reaction is +233 kJ/mol, and the entropy is +110 J/mol K. Above what temperature will the reaction be spontaneous? 8.
Consider the reaction CO(g) + 3H2(9)—CH (9) +H20(9) for which AH° = -206.1 kJ and A...
Consider the reaction CO(g) + 3H2(9)—CH (9) +H20(9) for which AH° = -206.1 kJ and A Sº = -214.7 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 1.982 moles of CO(g) react under standard conditions at 298.15 K. A Suniverse JK (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction...
For the reaction N_2(g) + 3 H_2(g) rightarrow 2 NH_3(g) Delta G degree = -23.6 kJ...
For the reaction N_2(g) + 3 H_2(g) rightarrow 2 NH_3(g) Delta G degree = -23.6 kJ and Delta S degree = -198.7 J/K at 345 K and 1 atm. This reaction is (reactant, product) favored under standard conditions at 345 K. The standard enthalpy change for the reaction of 2.30 moles of N_2(g) at this temperature would be kJ. For the reaction 2 H_2O_2(l) rightarrow 2 H_2O(l) + O_2(g) Delta G degree = -236.9 kJ and Delta H degree =...
Consider the reaction 4NH3(g) +502(9) +4NO(g) + 6H2O(9) for which AH° = -905.2 kJ and A...
Consider the reaction 4NH3(g) +502(9) +4NO(g) + 6H2O(9) for which AH° = -905.2 kJ and A Sº = 180.5 JK at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 1.669 moles of NH3(g) react under standard conditions at 298.15 K. = A Suniverse JK (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the...
A certain reaction has Delta H degree = -22.50 kJ and Delta S degree = -75.50...
A certain reaction has Delta H degree = -22.50 kJ and Delta S degree = -75.50 J/K. Is this reaction exothermic, endothermic or isothermic (neither)? This reaction is Does this reaction lead to a decrease, an increase, or no change in the degree of disorder in the system? This reaction leads to in the disorder of the system. Calculate Delta G degree for this reaction at 298 K. If this value is less than 1 kJ/mol then enter 0 in...
Consider the reaction 2CO(g) + 2NO(g) rightarrow 2CO_2(g) + N_2(g) for which Delta H degree =...
Consider the reaction 2CO(g) + 2NO(g) rightarrow 2CO_2(g) + N_2(g) for which Delta H degree = -746.6 kJ and Delta S degree = -198.0 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 1.514 moles of CO(g) react under standard conditions at 298.15 K. (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If...
1. A reaction has AH = 100 kJ/mol and AS = 250 J/mol K. a. Is...
1. A reaction has AH = 100 kJ/mol and AS = 250 J/mol K. a. Is the reaction spontaneous at room temperature? b. If not, under what temperature conditions will it become spontaneous? 2. Consider the following reaction at 298 K: N204(g) = 2NO2(g) KP=0.142 What is the standard free energy change at this temperature? Is the reaction spontaneous at this temperature?
The Consider reaction A203(s) +2Fe(s) Fe2O3(s) +2AIs) for which ΔH° = 851.5 kJ and Δ So-37.00 J/K...
the Consider reaction A203(s) +2Fe(s) Fe2O3(s) +2AIs) for which ΔH° = 851.5 kJ and Δ So-37.00 J/K at 298.15 K (1) Calculate the entropy change of the UNIVERSE when 2.154 moles of Al203(s) react under standard conditions at 298.15 K JK (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction is reactant favored, choose reactant...
A reaction has an enthalpy change of - 71 kJ mol" and an entropy change of -58 JK-mol-. At what temperature does this exothermic reaction cease to be spontaneous? 422°C 673°c 826°C O 951°C What is the molar reaction enthalpy for the reaction below: N2H4(0) +CHNO(0) 4CHẠO(g) +Ng(g) + 3H (g) given the following thermodynamic data? 2NH3(9) ► N2H4(l) + H2(9) A,Hm = 22.5 kJ mol-1 2NH3(9) N2(g) + 3H2(9) A Hm = 57.5 kJ mol-1 CH,0(9) + H2(g) +...
The reaction A + 2B → C has a change in enthalpy of 34.5 kJ/mol, and a change in entropy of 110 J/(molK). At what temperatures is the reaction spontaneous in the forward direction?
The
enthalpy of a certain reaction is +233 kj/mol and the entropy is
+110J/molk. Above what temperature will the reaction be
spontaneous.
The enthalpy of a certain reaction is +233 kJ/mol, and the entropy is +110 J/mol K. Above what temperature will the reaction be spontaneous? 8.
Consider the reaction CO(g) + 3H2(9)—CH (9) +H20(9) for which AH° = -206.1 kJ and A Sº = -214.7 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 1.982 moles of CO(g) react under standard conditions at 298.15 K. A Suniverse JK (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction...
For the reaction N_2(g) + 3 H_2(g) rightarrow 2 NH_3(g) Delta G degree = -23.6 kJ and Delta S degree = -198.7 J/K at 345 K and 1 atm. This reaction is (reactant, product) favored under standard conditions at 345 K. The standard enthalpy change for the reaction of 2.30 moles of N_2(g) at this temperature would be kJ. For the reaction 2 H_2O_2(l) rightarrow 2 H_2O(l) + O_2(g) Delta G degree = -236.9 kJ and Delta H degree =...
Consider the reaction 4NH3(g) +502(9) +4NO(g) + 6H2O(9) for which AH° = -905.2 kJ and A Sº = 180.5 JK at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 1.669 moles of NH3(g) react under standard conditions at 298.15 K. = A Suniverse JK (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the...
A certain reaction has Delta H degree = -22.50 kJ and Delta S degree = -75.50 J/K. Is this reaction exothermic, endothermic or isothermic (neither)? This reaction is Does this reaction lead to a decrease, an increase, or no change in the degree of disorder in the system? This reaction leads to in the disorder of the system. Calculate Delta G degree for this reaction at 298 K. If this value is less than 1 kJ/mol then enter 0 in...
Consider the reaction 2CO(g) + 2NO(g) rightarrow 2CO_2(g) + N_2(g) for which Delta H degree = -746.6 kJ and Delta S degree = -198.0 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 1.514 moles of CO(g) react under standard conditions at 298.15 K. (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If...
1. A reaction has AH = 100 kJ/mol and AS = 250 J/mol K. a. Is the reaction spontaneous at room temperature? b. If not, under what temperature conditions will it become spontaneous? 2. Consider the following reaction at 298 K: N204(g) = 2NO2(g) KP=0.142 What is the standard free energy change at this temperature? Is the reaction spontaneous at this temperature?
the Consider reaction A203(s) +2Fe(s) Fe2O3(s) +2AIs) for which ΔH° = 851.5 kJ and Δ So-37.00 J/K at 298.15 K (1) Calculate the entropy change of the UNIVERSE when 2.154 moles of Al203(s) react under standard conditions at 298.15 K JK (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction is reactant favored, choose reactant...
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