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4) Synthesis of ammonia by the Haber process occurs by the reaction N2 + 3H2) 2NH3) Species AH (kJ mol-l) AS (J mol-' K-') H22) 130.7 N22) 191.6 NH3() -46.1 192.5 Assuming that AH° and AS° are essentially unchanged in the temperature ranging from 25 °C to 400 °C: a. Calculate K at 25 °C. b. Calculate K at 400 °C. (R= 8.314 J mol- K-')

4) Synthesis of ammonia by the Haber process occurs by the reaction N2 + 3H2) 2NH3) Species AH (kJ mol-l) AS (J mol-' K-') H22) 130.7 N22) 191.6 NH3() -46.1 192.5 Assuming that AH° and AS° are essentially unchanged in the temperature ranging from 25 °C to 400 °C: a. Calculate K at 25 °C. b. Calculate K at 400 °C. (R= 8.314 J mol- K-')

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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4) Synthesis of ammonia by the Haber process occurs by the reaction N2) + 3H2) 2NH3(2) Species AH (kJ mol-l) 4S° (J mol-' K-') 130.7 H2(2) 191.6 N2() NH3(2) -46.1 192.5 Assuming that AH® and AS are essentially unchanged in the temperature ranging from 25 °C to 400 °C: b. Calculate K at 400 °C. (R= 8.314 J mol-l K-') a. Calculate K at 25 °C.
Transcribed Image Text:4) Synthesis of ammonia by the Haber process occurs by the reaction N2) + 3H2) 2NH3(2) Species AH (kJ mol-l) 4S° (J mol-' K-') 130.7 H2(2) 191.6 N2() NH3(2) -46.1 192.5 Assuming that AH® and AS are essentially unchanged in the temperature ranging from 25 °C to 400 °C: b. Calculate K at 400 °C. (R= 8.314 J mol-l K-') a. Calculate K at 25 °C.
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