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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Question
1. Find the the ∆H°rxn if ∆G°rxn is 420 kJ/mol and ∆S°rxn is -143 J/mol*k *refer to the photo attaced.
2. How much heat, in kilojoules (kJ), is required to raise the temperature of 237 g of cold water from 4.0 to 37.0 degress celcius (body temperature)?

Transcribed Image Text:Consider the following reaction:
PCI3 + 3 CH3CH2OH --> 3 CH3CH2CI + H3PO3
Compound
AG°F, kJ/mol
SP, J/mol-K
PCI3
-286
312
CH3CH2OH
-175
161
CH3CH2CI
-53
190
H3PO3
-232
82
A.
Find AG°rxn-
В.
Is the reaction spontaneous at 25°C?
С.
Find AS°rxn-
D.
Find AH°rxn-
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