abriannamanson abriannamanson
  • 11-10-2022
  • History
contestada

If X decays into Y, and X has a half-life of 10 years. If a substance has 25 atoms of X and
75 atoms of Y, approximately how old is it?

Respuesta :

Otras preguntas

what is a device that transforms thermal energy to mechanical energy
What is 689 divided by 53
How did machines speed up  textile manufacturing
You bought a car for $25,000. You have owned it for one year, and it is now worth $21,000. What is the percent decrease in your car's value?16%19%84%119%
The distance from home plate to second base is about 127.3 ft.  1.  How would you find the distance between the bases.2.  Estimate the distance between the base
You bought a car for $25,000. You have owned it for one year, and it is now worth $21,000. What is the percent decrease in your car's value?16%19%84%119%
How did machines speed up  textile manufacturing
Jamaal buys his clothes at Super Discounts. On Saturday, he bought shoes regularly priced at $40 for 25% off, and a jacket regularly priced at $100 for 30% off.
Mr. Jacob is 55 years old and tony is 7 years old. in how many years will mr. Jacobs be 4 times as old as Tony
The distance from home plate to second base is about 127.3 ft.  1.  How would you find the distance between the bases.2.  Estimate the distance between the base