A reaction is nonspontaneous under a certain set of conditions. Select all equations that must be true for this reaction under these conditions.
ΔHrxn<0 |
ΔHrxn=0 |
ΔSrxn=0 |
ΔGrxn>0 |
ΔHrxn>0 |
ΔG∘rxn>0 |
ΔSrxn>0 |
ΔSrxn<0 |
Q=K |
ΔGrxn<0 |
Q<K |
ΔG∘rxn<0 |
Q>K |
ΔG∘rxn=0 |
ΔGrxn=0 |
A reaction is nonspontaneous under a certain set of conditions. Select all equations that must be...
A reaction is spontaneous under a certain set of conditions. Select all equations that must be true for this reaction under these conditions Part A A reaction is spontaneous under a certain set of conditions. Select all equations that must be true for this reaction under these conditions: Select all that apply Submit Part A A reaction is spontaneous under a certain set of conditions. Select all equations that must be true for this reaction under these conditions: Select all...
For a spontaneous redox reaction under a given set of conditions, which of these must be true? Select all correct choices. ΔG∘=0 ΔG>0 ΔG<0 E∘cell>0 ΔG∘>0 E∘cell<0 Ecell<0 Ecell=0 ΔG=0 E∘cell=0 ΔG∘<0 Ecell>0
Since the computed value for AG is positive, the reaction is nonspontaneous under these conditions. Check Your Learning Calculate the free energy change for this same reaction at 875 °C in a 5.00 L mixture containing 0.100 mol of each gas. Is the reaction spontaneous under these conditions? ANSWER: AG +45.1 kJ/mol; no Calculating AG under Nonstandard Conditions What is the free energy change for the process shown here under the specified conditions? T 25 °C, PN, 0.870 atm, PH=0.250...
Calculate ΔGrxn at 298 K under the conditions shown below for the following reaction. 3 O2(g) → 2 O3(g) ΔG° = +326 kJ P(O2) = 0.41 atm, P(O3) = 5.2 atm
Calculate ΔGrxn at 298 K under the conditions shown below for the following reaction. 3 O2(g) → 2 O3(g) ΔG° = +326 kJ P(O2) = 0.20 atm, P(O3) = 0.038 atm kj = ?
A certain reaction has Ho = 79.70 kJ and So = -55.80 J/K. (a) Is this reaction exothermic, endothermic or isothermic (neither)? This reaction is ---Select--- exothermic endothermic isothermic . (b) Does this reaction lead to a decrease, an increase, or no change in the degree of disorder in the system? This reaction leads to ---Select--- a decrease an increase no change in the disorder of the system. (c) Calculate Go for this reaction at 298 K. If this value is less...
In Part A, we saw that ΔG∘=−242.1 kJ for the hydrogenation of acetylene under standard conditions (all pressures equal to 1 atm and the common reference temperature 298 K). In Part B, you will determine the ΔG for the reaction under a given set of nonstandard conditions. At 25 ∘C the reaction from Part A has a composition as shown in the table below. Substance Pressure (atm) C2H2(g) 3.75 H2(g) 4.25 C2H6(g) 5.25×10−2 What is the free energy change, ΔG,...
Since the computed value for AG is positive, the reaction is nonspontaneous under these conditions. Check Your Learning Calculate the free energy change for this same reaction at 875 °C in a 5.00 L mixture containing 0.100 mol of each gas. Is the reaction spontaneous under these conditions? ANSWER: AG = +45.1 kJ/mol; no EXAMPLE 16.12 Calculating AG under Nonstandard Conditions What is the free energy change for the process shown here under the specified conditions? T = 25 °C,...
4) For a chemical reaction to be spontaneous for standard conditions, which of the following must be true? a) AS rxn < 0 b) AS rxn > 0 c) AGºrx < 0 d) Both a and c e) Both b and c
4) For a chemical reaction to be spontaneous for standard conditions, which of the following must be true? a) AS rxn <0 b) AS nu>0 c) AGO < 0 d) Both a and c e) Both b and c