Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Transcribed Image Text:4. Calculate the standard free energy, AGºrxn of the precipitation of lead ion from a Flint
water sample as shown:
Pb2+ (aq) + 21 (aq) → Pbl2(s)
AGOrxn=
Compound
Pb (aq)
2+
I (aq)
Pbl2(s)
AGO formation (kJ/mol)
-24.4
-51.6
-173.6
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