For the reaction: 2A2B (aq) + C2(g) = 2 AB (g) + 2 AC (a C(aq) The thermodynamics values at 298 Kare compound AH° (kJ/mol) AS (J/mol-K) -100 221 0 105 175 300 A₂B (aq) C2 (8) AB (B) AC (aq) -115 150 Complete the values requested below. Show some of the intermediate steps to receive partial credit. Predict whether entropy is increasing or decreasing: Calculate AS°rxn in J/K: Calculate AHᵒrxn in kJ: Calculate AGᵒrxn in kJ:

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Chapter1: Chemical Foundations
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**Question 5 (15 points)**

For the reaction: 

\[ 2\text{A}_2\text{B}_{(aq)} + \text{C}_2_{(g)} \rightleftharpoons 2\text{AB}_{(g)} + 2\text{AC}_{(aq)} \]

The thermodynamics values at 298 K are:

| Compound | ΔH° (kJ/mol) | ΔS° (J/mol·K) |
|----------|--------------|---------------|
| A₂B (aq) | -100         | 221           |
| C₂ (g)   | 0            | 105           |
| AB (g)   | -115         | 175           |
| AC (aq)  | 150          | 300           |

Complete the values requested below. Show some of the intermediate steps to receive partial credit.

1. Predict whether entropy is increasing or decreasing.

2. Calculate ΔS°ᵣₓₙ in J/K.

3. Calculate ΔH°ᵣₓₙ in kJ.

4. Calculate ΔG°ᵣₓₙ in kJ.
Transcribed Image Text:**Question 5 (15 points)** For the reaction: \[ 2\text{A}_2\text{B}_{(aq)} + \text{C}_2_{(g)} \rightleftharpoons 2\text{AB}_{(g)} + 2\text{AC}_{(aq)} \] The thermodynamics values at 298 K are: | Compound | ΔH° (kJ/mol) | ΔS° (J/mol·K) | |----------|--------------|---------------| | A₂B (aq) | -100 | 221 | | C₂ (g) | 0 | 105 | | AB (g) | -115 | 175 | | AC (aq) | 150 | 300 | Complete the values requested below. Show some of the intermediate steps to receive partial credit. 1. Predict whether entropy is increasing or decreasing. 2. Calculate ΔS°ᵣₓₙ in J/K. 3. Calculate ΔH°ᵣₓₙ in kJ. 4. Calculate ΔG°ᵣₓₙ in kJ.
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