Register
If initially there are 8.0 kg of cesium-137 present in a sample, how many kg will remain after 60.0 years
88.6k views
2 votes
If initially there are 8.0 kg of cesium-137 present in a sample, how many kg will remain after 60.0 years

User Mikaelb
by
5.1k points

1 Answer

1 vote

Answer:

2 kg

Step-by-step explanation:

the half life of cesium is approx 30 years

60 years is 2 half lives

8 kg * 1/2 * 1/2 = 2 kg

User Nikita Volkov
by
4.7k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.2m questions

6.7m answers

Other Questions

What's the formula for the combined gas law?
Which option describes nonmetals?
The ions Ca2+ and PO43- form salt with the formula
Carnot Cycle. If a boiler's heat source produces 106 Btu/hr at 600F, what is the highest possible rate at which work may be produced? The ambient air is 70F.
HELP, I NEED TO CHECK MY ANSWERS!! what is the mass for a... paperclip, red book, block, pencil, calculator, green blob, penny, quarter, dime, and a nickel?
Link Copied!