Review: Problem Solving in Isobaric Process 03

A perfect gas has a value of R = 319.2 J/kg.°K and k = 1.26. If 150 kJ are added to 3.35 kg of this gas at constant pressure when the initial temperature is 34.2°C. Find (a) T2 (b) ΔH (c) ΔU (d) work for nonflow (e) if the final temperature is 60.42°C, what is ΔS.

Review: Problem Solving in Isobaric Process 03

Problem Statement:

A perfect gas has a value of R = 319.2 J/kg.°K and k = 1.26. If 150 kJ are added to 3.35 kg of this gas at constant pressure when the initial temperature is 34.2°C. Find (a) T2 (b) ΔH (c) ΔU (d) work for nonflow (e) if the final temperature is 60.42°C, what is ΔS.

Course: Thermodynamics

TOPIC: Processes of Ideal Gas

SUBTOPIC: Isobaric Process

DEFINITION: An Isobaric Process is an internally reversible process of a substance during which the pressure remains constant.

Problem Answer:

a.) T2 = 336.24°K b.) ∆H = Q = 150 kJ c.) ∆U = 119.04 KJ d.) Wn = 30.89 kJ e.) ∆S = 0.429 KJ/°K

Solution:

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