INTERACTIVE EXAMPLE Calculating AG° from AH and AS° What is the standard free-energy change, AG°, for the following reaction at 54.3 °C? N2(g) + 3H2(g) –→ 2NH3(g) Substance AH (kJ/mol) AS°(J/K•mol) N2(g) 191.6 H2(g) 0. 130.6 NH3(g) 45.9 192.7 AG : kJ Submit Show Tutor Steps

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INTERACTIVE EXAMPLE Calculating AG from AH and AS
What is the standard free-energy change, AG°, for the following reaction at 54.3 °C?
N2(g) + 3H,(g) → 2NH3(g)
Substance AH (kJ/mol) AS (J/K•mol)
N2(g)
191.6
H2(g)
130.6
NH3(g)
-45.9
192.7
AG° =
kJ
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Transcribed Image Text:[Review Topics] [References] INTERACTIVE EXAMPLE Calculating AG from AH and AS What is the standard free-energy change, AG°, for the following reaction at 54.3 °C? N2(g) + 3H,(g) → 2NH3(g) Substance AH (kJ/mol) AS (J/K•mol) N2(g) 191.6 H2(g) 130.6 NH3(g) -45.9 192.7 AG° = kJ Submit Show Tutor Steps Submit Answer Retry Entire Group 8 more group attempts remaining DEC 3 étv N MacBook Air
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