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The molar heat capacity of a certain substance varies with temperature according to the empirical equation C = 0.07 J/(mol K) + 28.1 J/(mol K) T. How much heat is necessary to change the temperature of 4.6 mol of this substance from 29 to 50 degrees Celsius? (Hint: Use the differential form of the equation for the heat energy dQ m C dT) Express your answers in kiloJoules and in two decimal places.

The molar heat capacity of a certain substance varies with temperature according to the empirical equation C = 0.07 J/(mol K) + 28.1 J/(mol K) T. How much heat is necessary to change the temperature of 4.6 mol of this substance from 29 to 50 degrees Celsius? (Hint: Use the differential form of the equation for the heat energy dQ m C dT) Express your answers in kiloJoules and in two decimal places.

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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The molar heat capacity of a certain substance varies with temperature according to the empirical equation C = 0.07 J/(mol K) + 28.1 J/(mol K?) T. How much heat is necessary to change the temperature of 4.6 mol of this substance from 29 to 50 degrees Celsius? (Hint: Use the differential form of the equation for the heat energy dQ m C dT.) Express your answers in kiloJoules and in two decimal places.
Transcribed Image Text:The molar heat capacity of a certain substance varies with temperature according to the empirical equation C = 0.07 J/(mol K) + 28.1 J/(mol K?) T. How much heat is necessary to change the temperature of 4.6 mol of this substance from 29 to 50 degrees Celsius? (Hint: Use the differential form of the equation for the heat energy dQ m C dT.) Express your answers in kiloJoules and in two decimal places.
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