savannahsharp49721 savannahsharp49721
  • 21-02-2024
  • Physics
contestada

Fluorine-21 has a half-life of approximately 20 seconds. What fraction of the original element would remain after 1 minute?

a) 1/2
b) 1/4
c) 1/8
d) 1/16

Respuesta :

Otras preguntas

OF MICE AND MEN BOOK: describe the "stable buck." what physical attributes does he have? what does the boss use him for?
Can anyone help me with ratios
what. is the equation for 9y - 11=7
Athens was on which of the following continents??? a) Greece b) Italy c) Europe d) Peloponnesus
Why did some slaves risk everything to escape and join the British side during the American Revolution? A. to gain their freedom B. to show their loyalty to
ms. wiley had 10 markers. she gave 5 different scholars 1/5 of her markers. how many markers did each scholar get
How is an ecoregion different from a ecosystem?
Why did some slaves risk everything to escape and join the British side during the American Revolution? A. to gain their freedom B. to show their loyalty to
Describe two ways to protect the biodiversity of local forest ecosystems.
Egyptian trade extended up and down the Nile, including trading with Kush at the southern end of the river. Egypt also traded heavily in which region?