The standard reaction free energy AG=-1378. kJ for this reaction:2 CH3OH(g) + 3O2(g)-2 CO2(g) + 4H₂O(g)Use this information to complete the table below. Round each of your answers to the nearest kJ.3reactionAG2CH, OH (g) +0, () CO, (g) + H₂O(s)KJX4CO2 (g) + 8H,0(g) 4CH, OH (g) + 60, (e)Ok2CO₂ (g) + 4H2O(g)2CH, OH (g) + 30, (g)kJ

On reversing the reaction the Gibbs free energy changes its sign.On multiplying the equation with a…

Answered: The standard reaction free energy…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Calculate AGᵒrxn in kJ for the following reaction at 550.0 K. CaCO3(s) CaO(s) + CO₂(g) -89040 O 756.8 O 80.99 O 259.4 AH° +170.2 kJ; AS°= +162.2 J/K
A student dissolves 13.2 g of sodium hydroxide (NaOH)in 300. g of water in a well-insulated open cup. She then observes the temperature of the water rise from 21.0 °C to 33.4 °C over the course of 5.3 minutes. Use this data, and any information you need from the ALEKS Data resource, to answer the questions below about this reaction: + NaOH (s) — Na" (ад) + ОН (ад) olo You can make any reasonable assumptions about the physical properties of the solution. Be sure answers you calculate using measured data are rounded to 3 significant digits. Ar Note for advanced students: it's possible the student did not do the experiment carefully, and the values you calculate may not be the same as the known and published values for this reaction. exothermic x10 Is this reaction exothermic, endothermic, or neither? endothermic neither If you said the reaction was exothermic or endothermic, calculate the amount of heat that was released or absorbed by the reaction in this case. kJ kJ Calculate the…
Calculate the standard enthalpy of formation of solid Mg(OH)2 given the data shown below. 2Mg(s) + O2(g) ➜ 2MgO(s) ∆H° = –1203.6 kJ Mg(OH)2(s) ➜ MgO(s) + H2O(l) ∆H° = +37.1 kJ 2H2(g) + O2(g) ➜ 2H2O(l) ∆H° = –571.7 kJ Select one: a. –639.0 kJ b. –961.9 kJ c. –924.8 kJ d. –887.7 kJ
Σ *00 For a particular reaction, AH = 81.95 kJ and AS = 27.0 J/K. Calculate AG for this reaction at 298 K. AG = %3D What can be said about the spontaneity of the reaction at 298 K? O The system is spontaneous in the reverse direction. O The system is at equilibrium. O The system is spontaneous as written. 8:12 PH (口四< 11/8/20 F5 F8 F12 PrtScr Insert Delete Backspace $4 % 8. 5. 7. 24 Alt Ctri
Consider the following reaction under standard conditions, in which DHo and DSo are given. CO(g) + 2H2(g) --> CH3OH(g); DHo = -90.5 kJ, and DSo = -219.2 J/K What is DGo if the reaction is carried out at 250oC under standard conditions? Is the reaction spontaneous under this condition? (A) DGo = -35.7 kJ; the reaction is spontaneous (B) DGo = 145.3 kJ; the reaction is not spontaneous (C) DGo = -205.1 kJ; the reaction is spontaneous (D) DGo = 24.1 kJ; the reaction is not spontaneous
Consider the following reactions at 298 K. 2 03(g) → 3 O₂(g) O₂(g) → 2 0(g) NO(g) + O3(g) → NO₂(g) + O₂(g) ΔΗΘ Aat H ᎪᎻᎾ = -427.0 kJ/mol = 495.0 kJ/mol = -199.0 kJ/mol Apply Hess's law to calculate the standard reaction enthalpy for the reaction NO(g) + O(g) → NO₂(g)
5. Calculate ΔH° for the reaction 2 C4H10 (g) + 13 O2 (g) → 10 H2O(g) + 8 CO2 (g) using the following information: (refer to image)
For a particular reaction at 150.5 °C, AG = –392.62 kJ/mol, and AS = 692.39 J/(mol · K). Calculate AG for this reaction at -0.4 °C. - AG = kJ/mol 80 DII DD F3 F4 F7 FB F9 F10 F12 %24 & 4. 5 6 7 8 Y U H K F.
In a coffee-cup calorimeter, 0.800 g of ammonium nitrate is mixed with 37.5g of water at an initial temperature of 31.0 ^oC The ΔH for the solution of ammonium nitrate is 26.6 KJ/mol NH4NO3. Calculate the final temperature of the calorimeter in celsius after the salt has dissolved.
AGO SnO₂(s) + 2 CO(g) → Sn(s) + 2 CO₂(g) Use this information to complete the table below. Round each of your answers to the nearest kJ. The standard reaction free energy reaction 2Sn (s) + 4CO₂(g) == - 194. kJ for this reaction: 2SnO₂ (s) + 4CO(g) 3 SnO₂ (s) + 6CO(g) → 3Sn(s) + 6CO₂(g) Sn(s) + 2CO₂(g) SnO₂ (s) + 2CO (g) AGⓇ ☐ kJ kJ KJ x10 X Ś
Given the data in the table below, AH° rxn IF5 (g) + F₂ (g) →→ IF7 (g) f Substance (kJ/mol) IF 5 (g) -840 IF7(g) -941 kJ. more information is needed 1801 -121 -101 121 is ΔΗ° for the reaction
Suppose 9.44 g of calcium chloride, CaCl2, (MM=111.0 g/mol) is added to 222. g water at 21.84oC in a styrofoam cup calorimeter, and the temperature rose to 29.76oC. Calculate a value for ΔH in the equation: CaCl2(s) + H2O(l) → Ca2+(aq) + 2Cl-(aq) ΔH = ??? kJ/mol. (Assume that the styrofoam cup does not absorb any heat nor allow any heat loss; assume the specific heat of the resulting solution is 3.88 J/(goC))

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