Tests were making on drying a food product carried out in an insulated tray. The temperature of drying air was 60ºC. The dry weight of material was 3.765 kg and the surface area 0.186 m2 . The test data are given in table below. Time(h) 0 0.4 0.8 1.4 2.2 3 4.2 5 7 12 25 Weight(kg) 4.944 4.885 4.808 4.699 4.554 4.404 4.241 4.15 4.019 3.955 3.955
Tests were making on drying a food product carried out in an insulated tray. The temperature of drying air was 60ºC. The dry weight of material was 3.765 kg and the surface area 0.186 m2 . The test data are given in table below. Time(h) 0 0.4 0.8 1.4 2.2 3 4.2 5 7 12 25 Weight(kg) 4.944 4.885 4.808 4.699 4.554 4.404 4.241 4.15 4.019 3.955 3.955
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Tests were making on drying a food product carried out in an
insulated tray. The temperature of drying air was 60ºC. The dry weight of
material was 3.765 kg and the surface area 0.186 m2
. The test data are
given in table below.
Time(h) 0 0.4 0.8 1.4 2.2 3 4.2 5 7 12 25
Weight(kg) 4.944 4.885 4.808 4.699 4.554 4.404 4.241 4.15 4.019 3.955 3.955
a) Determine the equilibrium moisture content.
b) Calculate the constant and falling rate constant.
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