MN 514 Unit 6 Power point presentation Life Cycle of a Health Care Employee- Presentation
December 18, 2020
Week responses | Submit Your Essays
December 18, 2020

In this lesson, you learned about calculating with half-life. Now, you will demonstrate your understanding of half-life by answering the following questions. Make sure that you are showing each step of your work.

The half-life of cobalt-60 is 5.27 years. How many milligrams of cobalt-60 remain after 52.7 years if you start with 15 mg?
A sample contains 12.0 mg of an unknown element. After 4.46 × 109 years, the sample will contain 3.00 mg of the unknown element. What is the half-life of the unknown element?

“Make sure to show your work, and your answers should be provided with the correct amount of significant figures.”
YOU WILL RECEIVE A SCORE REDUCTION IF THE ABOVE REQUIREMENTS ARE NOT MET.

 

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