12. Given Bismuth-214 has a half-life of 20 minutes. What percent of the original amount is left after one hour?Show Set-Up/Work. No Rounding. Without a calculator.Answer:

Answered: Image /qna-images/answer/d41483db-d572-479e-899a-c8c1207e7504.jpg

Answered: 12. Given Bismuth-214 has a half-life…

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter7: Percents

Section7.7: Simple And Compound Interest

Problem 26E

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12. Given Bismuth-214 has a half-life of 20 minutes. What percent of the original amount is left after one hour? Show Set-Up/Work. No Rounding. Without a calculator. Answer: