In a given process A->B, it is found that AG < 0 and AH>0. Which of...

Question

Question

Answer 1

Similar Homework Help Questions

In a given process A-->B, it is found that AG <0 and AH>0. Which of the...

In a given process A-->B, it is found that AG <0 and AH>0. Which of the following statements are true The process is spontaneous in the forward directon The process is exothermic 0 As for the process must be less than zero As for the process could be either less than zero or greater than zero
The exothermic reaction, A--> has AG<0. Which of the following statements are true AH<0 for the...

The exothermic reaction, A--> has AG<0. Which of the following statements are true AH<0 for the reaction AS must be greater than zero AS could be greater than or less than than zero the reaction is spontaneous in the reverse direction
Gibbs free energy change AG is defined as AG= AH-TAS. For a spontaneous process, AG<0. For...

Gibbs free energy change AG is defined as AG= AH-TAS. For a spontaneous process, AG<0. For a. reversible reaction at equilibrium, AG = 0. The equilibrium constant K of the reversible reaction is relate- AG"=-RTIn(K). Symbol 40" refers to thermodynamics standard condition: 298 K and 1 atm. Exercise:consider the following reaction: bo:pfoiex 2 HNO:(aq)+NO(g)- 3 NO2(g) + H2O(I) AH=+136.5 kJ; AS = +287.5 J/K a. Below what temperature does the following reaction becomes nonspontaneous? niliod sis anotsole s ob io...

on For a chemical reaction that is not spontaneous, it is found that ASys O. Which...

on For a chemical reaction that is not spontaneous, it is found that ASys O. Which of the following could be true? < 0 and its magnitude is less than Δ5w Sur>0 and its magnitude is less than ASys ASur 0 and its magnitude is greater than ASsy Surr > 0 and its magnitude is greater than as,ys. ASuniv>0
(9) A spontaneous process has the change of free energy (a) AG > 0 (b) AG <0 (c) AG = 0 (d) AH >0 and AS &...

(9) A spontaneous process has the change of free energy (a) AG > 0 (b) AG <0 (c) AG = 0 (d) AH >0 and AS <0 (10) A chemical reaction has AH = 10 kJ, AS = 50 J/K at temperature T = 300 K, the reaction AG = (a) 5000 (b)-5000 (c) 10000 (d) 50 (11) For reaction : Ag (s) + 1/2 Cl2 (g) = Agt (aq) + CI+ (aq), the standard free energy of formation: AGE"...
QUESTIONS At constant pressure and temperature, which statement is true? A. All reactions for which AH<0...

QUESTIONS At constant pressure and temperature, which statement is true? A. All reactions for which AH<0 are spontaneous B. All reactions for which ASKO are spontaneous. C. All reactions for which AG<0 are spontaneous. D. All reactions for which K> 1 are spontaneous.

4. Which of the following is consistent with a spontaneous endothermic reaction? (A) AH> 0, AS...

4. Which of the following is consistent with a spontaneous endothermic reaction? (A) AH> 0, AS <0, AG <0 (D) AH<0, AS > 0, AG>O (B) AH > 0, AS > 0, AG <0 (E) AH>0, AS <0, AG>0 (C) AH<0, AS <0, AG<0 5. For the reaction H, (g) +S (8) HS (g), AF- -20.2 kJ/mol and AS = +43.1 J/K mol. Which of these statements is true? (A) The reaction is only spontaneous at low temperatures. (B) The...
A process at constant T and P can be described as spontaneous if AG <0 and...

A process at constant T and P can be described as spontaneous if AG <0 and nonspontaneous if AG> 0. Over what range of temperatures is the following process spontaneous? Assume that gases are at a pressure of 1 atm. (Hint: Use the data below to calculate AH and AS [assumed independent of temperature and equal to AH° and AS°, respectively] and then use the definition of AG.) 2 MnO2(s) 02(g) 2 MnO(s) AH (kJ mol) -520.0 -385.2 s° (J...
If AG < 0 for a reaction, which of the following is/are true? Select all that...

If AG < 0 for a reaction, which of the following is/are true? Select all that apply. There will be no net change in the amounts of reactants or products. The reaction is spontaneous in the forward direction. The reaction is spontaneous in the reverse direction. The reaction is at equilibrium. The reaction will proceed to form more products. The reaction will proceed to form more reactants.

A process has a negative AH and a positive AS. Which of the following is true?...

A process has a negative AH and a positive AS. Which of the following is true? the process is spontaneous at all temperatures the process isnon-spontaneous at all temperatures the process is spontaneous at high temperatures the process is spontaneous at low temperatures For a reaction in which AG is large and positive, which is true? AG is large and positive AG is large and negative Ο ΔG = ΔG none of these can be assumed