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5. Polonium-238 has a half life of 14.3 days. How long will it take for only 10% of a sample of 238P to remain? ronction:

5. Polonium-238 has a half life of 14.3 days. How long will it take for only 10% of a sample of 238P to remain? ronction:

Chemistry
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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1. Calculate Eº and give the proper balanced redox equation for each of the following: a. Ag Agt|Fe³+ | Fe²+ b) Al Al³+ || Mn²+ | Mn 2. Is the following reaction spontaneous at 50°C? Cut (0.20M)| Cu²+ (0.04M)| Fe³+ (0.13M) | Fe²+ (0.29M) 3. What current is required to produce 500 grams of Al (27 grams/mole) metal in 3 days from the electrolysis of Al₂O3. Al₂O3 + 6H + 6e - 2Al + 3H₂O 4. What is the activity of a 1 gram sample of ¹311? (t1/2 = 3.38 x 104 seconds) 5. Polonium-238 has a half life of 14.3 days. How long will it take for only 10% of a sample of 238P to remain? of 10R by the following reaction:
Transcribed Image Text:1. Calculate Eº and give the proper balanced redox equation for each of the following: a. Ag Agt|Fe³+ | Fe²+ b) Al Al³+ || Mn²+ | Mn 2. Is the following reaction spontaneous at 50°C? Cut (0.20M)| Cu²+ (0.04M)| Fe³+ (0.13M) | Fe²+ (0.29M) 3. What current is required to produce 500 grams of Al (27 grams/mole) metal in 3 days from the electrolysis of Al₂O3. Al₂O3 + 6H + 6e - 2Al + 3H₂O 4. What is the activity of a 1 gram sample of ¹311? (t1/2 = 3.38 x 104 seconds) 5. Polonium-238 has a half life of 14.3 days. How long will it take for only 10% of a sample of 238P to remain? of 10R by the following reaction:
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