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- b) For the reaction CO2(g) + H2(g) → CO(g) + H2O(g) At 298K is 8.685x10-6. Estimate the value of Ka at 1000K. assuming that AH° is constant in the temperature range of 298K to 1000K. the data given is COMPONENT AH°{(KJ/mole) CO(g) H20(g) CO2 (g) H2(8) 110.532 -241.997 -393.978Consider the following dissolution of lead(II) fluoride (PBF2(s): U -119.0 JK'moi O 105.8 J K-1 mol1 PBF2(s) - Pb2*(aq) + 2 F(aq) Below is a table of thermodynamic quantities pertaining to this reaction: Submit Previous Answers Substance AHP (kJ mol-1) S° (JK1 mol1) Completed PBF2(s) -664.0 110.5 Part C Pb2*(aq) 0.9 18.5 Given that A,H = -5.9 kJ mol1 and A,S° = -119.6 JK1 mol1, determine the standard Gibbs energy of reaction (A,G°) for the dissolution of lead(II) fluoride at 36 °C. F(ag) -335.4 -13.8 O -1.6 kJ mol1 O 37.0 kJ mol-1 O -42.9 kJ mol-1 O 31.1 kJ mol1If AH xn--2040 kJ-mol-1 and ASn +103 J-k-1-mol-¹ for the reaction, = C₂Hs (g) +502(g) →3CO₂(g) + 4H₂O(g) Calculate the change in entropy of the surroundings (AS sum) at 298 K (assume constant pressure and temperature). -6.85 J-K-¹-mol-1 +6.85 J-K-¹-mol-1 +103 J-K-1-mol-1 -6850 J-K-¹-mol-1 +6850 J-K-¹-mol-¹
- ul T-Mobile 3:08 PM T @ 28% 4 Today Edit 12:34 PM Substance (kJ/mol). SO2(g) -297 so;(g) -396 SO,Cl2(g) -364 H2SO4() -814 H20(1) -286 Determine the value of AH° in kJ for the following reaction: 2SO2(g) + O2(g) → 2SO3(g) Select one: O a. -99 kJ O b. 99 kJ O c. -198 kJ O d. 198 kJ(256) Ghalat Fehmi (From "Su Significant Figures Calculator - Six Type here to search ● ENTROPY AND FREE ENERGY Calculating dG from dH and dS www-awu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-lvdw7xgLCkqMfg8yaFKbD9GafJstkYLIJnuspTU6txxTOZ396sp-B_xkmco0cVWd500mjk4S42nF8fdH9EGW-KtycTAasP6... Q ALEKS - Rafia Riaz - Learn A chemical engineer is studying the two reactions shown in the table below. In each case, she fills a reaction vessel with some mixture of the reactants and products at a constant temperature of 9.0 °C and constant total pressure. Then, she measures the reaction enthalpy AH and reaction entropy A.S of the first reaction, and the reaction enthalpy AH and reaction free energy AG of the second reaction. The results of her measurements are shown in the table. PbSO₂ (s) + 4H₂O(1) 4H₂O₂ (1) + PbS (s) 2Fe(s) + 3H₂O(l) → Fe₂O₂ (s) + 3H₂(g) Complete the table. That is, calculate AG for the first reaction and A.S for the second. (Round your answer to zero decimal places.)…K ol Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy of the following chemical reaction: N₂ (g) + O₂(g) → 2NO(g) Round your answer to zero decimal places. 0 S ? Save For Later © 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privac EPIC F9 F10 FIT esc A Check alt option Q A F1 N 2 30 W F2 S X H command #3 DOW 80 F3 x10 E D $ 4 с 888 F4 R F % 5 V F5 G MacBook Pro F6 6 Y B & 7 H F7 U N * 00 8 J T ► 11 F8 61 M K O H L P A command
- ol Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy of the following chemical reaction: - P4 (s, white) +20HF (g) → 4PF5 (g) +10H₂ (g) Round your answer to zero decimal places. J Check Save For Later Ⓒ2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | F EPIC GAMES F9 F10 esc 7 Q A alt option Z @ 2 29 F2 W S TE OWG 20 DOO DOD # 3 X дв H command F3 E D $ 4 C F4 R FL ? OⓇ % 5 V F5 T G MacBook Pro F6 6 Y B & 18 7 H F7 U N * 00 ➤II 8 J F8 9 M K O 0 H L P command[Review Topics] [References] Use the References to access important values if needed for this question. Consider the reaction: 2H2(g) + O2(g)–→2H;0(g) Using standard absolute entropies at 298K, calculate the entropy change for the system when 2.19 moles of H,(g) react at standard conditions. AS, system J/K Submit Answer Retry Entire Group 8 more group attempts remaining (Previous Next Save and Exic cricut etv ll MacBook Air DD F12 F11 F10 888 F9 F8 F7 F6 F5 F4 ) & $ % 7 8. 9. 4 5 { Y U H K. T < CO Rrch Be sure to answer all parts. Use the data in a table of standard thermodynamic values to determine the Ksp of CaF2- X 10 Substance Ca(s) Ca²+ (aq) CaF2(s) F₂(g) F(aq) (Enter your answer in scientific notation.) Standard Thermodynamic Values at 298 K or Ion AH (kJ/mol) AG (kJ/mol) S (J/mol-K) II 0 -542.96 -1215 0 -329.1 HI 0 -553.04 -1162 0 -276.5 3 41.6 -55.2 68.87 202.7 -9.6 < Prev 19 of 25 E
- Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy of the following chemical reaction: P,O10 (9) + 6H,O (1) → 4H;PO, (s) Round your answer to zero decimal places. K ? Explanation Check 02022 McGraw Hill LLC. All Rights Reserved. Terms of Use |A) Calculate the standard reaction entropy at 298K of 1) Zn(s)+___Cu(aq) _____Zn(aq)+Cu (s) 2) C12H22O11(s)+12O2(g)____12CO2(g) + 11H2O(l) B) Continue the reaction entropies above with the reaction enthalpies, and calculate the standard reaction Gibbs energy at 298K. C) Use standard Gibbs energies of formation to calculate the standard reaction Gibbs energies at 298K of the reactions above.QUESTION 33 Consider the reversible reaction: Ca3(PO4)2 (s) 3 Ca2+ (aq)+2 PO43- (aq) If the molar solubility of Ca3(PO4)2 is S, then the Ksp O (3S)³(2S)² Os² O(S)³(S)² or $5 O (3S)(2S) or 6S²