1a) How long will it take for 30 g of 222Rn to decay to 7.5 g? 1b) How many grams of 1°N will be left from a 16 g sample after 21.6 s? 1c) How many half lives will it take for 50 g of 9 Tc to decay to 6.25 g
1a) How long will it take for 30 g of 222Rn to decay to 7.5 g? 1b) How many grams of 1°N will be left from a 16 g sample after 21.6 s? 1c) How many half lives will it take for 50 g of 9 Tc to decay to 6.25 g
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter21: Nuclear Chemistry
Section: Chapter Questions
Problem 21.44QE
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Question
![1a) How long will it take for 30 g of 222Rn to decay to 7.5 g?
1b) How many grams of 1°N will be left from a 16 g sample after 21.6
s?
1c) How many half lives will it take for 50 g of 9 Tc to decay to 6.25 g](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F88dcab7c-b081-4d38-8209-3bac4cf7ff35%2F621f9ccd-1a04-44e4-bb2c-47035209514d%2Ffjosawk_processed.png&w=3840&q=75)
Transcribed Image Text:1a) How long will it take for 30 g of 222Rn to decay to 7.5 g?
1b) How many grams of 1°N will be left from a 16 g sample after 21.6
s?
1c) How many half lives will it take for 50 g of 9 Tc to decay to 6.25 g
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