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

Bridget's Gift Store has four departments. These departments are grouped as flowers and gifts, cards and e-cards, Bridget's collectibles, and Photo albums and s
The PDR is divided into:
Trey believes there is a correlation between the number of texts sent during class and GPA. He collected data and found that the line of best fit for his data c
103,727,479 expanded form
What was the significance of the Annapolis meeting?
What is -13=-h-7 step by step.?
Solve for x: (4x + 15) = 24
Who decided that the United States would be an Independent Nation?
how much force does it take to accelerate a 50.8 kg person at 3.50 m/s ^2?
Someone help me The circumference of a quarter is approximately 2.88 inches. If the quarters are arranged as shown, what is the length of the row of quarters?