Question 6 (5 points) What is the ASº if the AH° is +48.90 kJ and AG°...

Question

Question

Answer 1

Answer #1

∆G = ∆H - T*∆S

∆H = +48.90 kJ

∆G = +19.01kJ

T = 298 K

∆S = ?

∆G = ∆H - T*∆S

19.01 = 48.90 - 298*∆S

19.01 - 48.90 = 298 ∆S

∆S = 0.1003 kJ

∆S = 0.1003 * 10^3 J

∆S = +100.3 J ......answer

Option (b) is correct

Answer 2

Similar Homework Help Questions

What is ASº for a reaction at 298 K if AH° = +48.90 kJ and AGº=19.01...

What is ASº for a reaction at 298 K if AH° = +48.90 kJ and AGº=19.01 kJ? +100.3 J O -0.1003 J +0.1003 J not enough information is given to answer the question. The compound RX3 de composes according to the equation 3RX3 --> R + R2X3 + 3X2 In an experiment the following data were collected for the decomposition at 100°C. What is the average rate of reaction over the entire experiment? t(s) 0 [RX 3] (mol L-1) 0.85...
What is AS for a reaction at 298 K if AH = +48.90 kJ and AGº=19.01...

What is AS for a reaction at 298 K if AH = +48.90 kJ and AGº=19.01 kJ? not enough information is given to answer the question. +0.1003 J +100.3 -0.1003 J Question 4 1 points Save Ans Which atomic orbital of an F atom overlaps the most efffectively with a 2p orbital of F to form the o-bonding MO in F2? 2s ООО 20 1s A Moving to another question will save this response. < < Question 4 of 40
Question 5 Correct Use AG° =AH° -TAS° to calculate AG (in kJ) at 298 K for...

Question 5 Correct Use AG° =AH° -TAS° to calculate AG (in kJ) at 298 K for : Mark 1.00 out of 1.00 2002(g) +4H2O(1) ► 2CH3OH(1) + 302(g) P Flag question Answer: 1404.84 Question 6 Not answered Marked out of 1.00 If the above reaction could be done at 3399 K, what would be your estimate for AGº (in kJ) at this elevated temperature? Use AGⓇ =AH°-TAS and assume AH° and AS are independent of temperature. P Flag question (Theis...

4. For the reaction: 2NO2 (g) 6N20(g) at 298 K, The value of AH° and Asº are -58.03 kJ and -176.6J/K, respectively....

4. For the reaction: 2NO2 (g) 6N20(g) at 298 K, The value of AH° and Asº are -58.03 kJ and -176.6J/K, respectively. (a) What is the value of AG° at 298 K? (b) At what temperature would this process be spontaneous?
Using the table of standard entropies and enthalpies of formation, calculate AH°, ASº, and AG° for...

Using the table of standard entropies and enthalpies of formation, calculate AH°, ASº, and AG° for the following reactions at 298.15 K. (Use only the table of standard entropies and standard enthalpies of formation, not the table of standard Gibbs free energies.) kJ AH; () AS; mol-K mol Compound C(s) 5.7 CO(g) -110.5 197.7 The equation SiO2(s) + 2 Mg(s) Si(s) + 2 CO2(g) -393.5 213.8 MgO(s) C2(g) 223.1 H2(g) 130.7 • AH° kJ HCl(g) 186.9 -92.3 • AS° MK...
3. (6 points) Consider the reaction: H2 (g) + Br2 (g) = 2HBr (g), where AH...

3. (6 points) Consider the reaction: H2 (g) + Br2 (g) = 2HBr (g), where AH = -103.8 kJ/mol. For a reaction of equal moles of H2 (g) and Br2 (g) at 1.0 atm in a 1.0 L flask at 25 °C, Keq = 2.0 x 10''. a. Calculate the value of AG at 25 °C. b. Calculate the ASº for the reaction. c. Calculate the AS for the surroundings.

Question 4 (2 points) What is the value of AH in kJ for the overall reaction:...

Question 4 (2 points) What is the value of AH in kJ for the overall reaction: 4 NO + 6 H20 + 4 NH3 +5 O2 given these reaction steps? 1. N2 + O2 + 2 NO AH = (1.97x10^2) kJ II. 2 NH3 + N2 + 3 H2 AH = (8.870x10^1) kJ III. 2 H2O → 2 H2 + O2 AH = (4.7900x10^2) kJ Enter your answer in scientific notation with 3 sig figs. Do not include any units...
Question 5 For a chemical reaction, AH° 238 = +135.7 kJ and A Sº= +0.379 kJ/K....

Question 5 For a chemical reaction, AH° 238 = +135.7 kJ and A Sº= +0.379 kJ/K. Calculate A Gº 800 A-167.5 kJ B.-132.8 kJ C. +133.9k D-212.8 kJ E.-192.3 kJ ОА OB ОС OD ОЕ Question 6 0.5 pt For a chemical reaction, Hº 238 = +135.7 kJ and A Sº = +0.379 kJ/K. At what temperature will A Gº=0? A. 213K B. 402K C.358 K D. 470K E. 251K ОА OB Ос OD ОЕ Question 7 0.5 For a...
6. What does it mean for a reaction to have a - AG? 7. If reaction...

6. What does it mean for a reaction to have a - AG? 7. If reaction A has a AG° = -4 kJ/mole and reaction B has a AG° = -40 kJ/mole, which reaction is more product-favored? Explain your answer. 8. For the reaction 4C(s) + S:(s) = 4CS2(g) AH° = +359 kJ i) What is the sign of ASº for this reaction? What can you say about the sign of AGº for this reaction? How many kJ of energy...

Question 1 of 10 2 Points What is the value for AG at 100 K if...

Question 1 of 10 2 Points What is the value for AG at 100 K if AH = 27 kJ/mol and AS = 0.09 kJ/(mol-K)? O A. AG = 18 kJ/mol O B. AG = 0 kJ/mol O C. AG = 2700 kJ/mol O D. AG=-36 kJ/mol SUBMIT