bubbles207 bubbles207
  • 21-01-2024
  • Chemistry
contestada

After two half-lives, the radioactivity of a sample is ________ of its original activity.
A) 1/2
B) 1/4
C) 1/8
D) 1/16

Respuesta :

Otras preguntas

100 points, just handing out. FOR FWEE! Name all of the 12 Greek and roman gods
The number of points that lie on a period at the end of sentence are A.visible B.nonexistent C.measureable D.infinte
Evaluate [3(5 + 6) + 2] ÷ 7
each of the 13 stripes of a flag is w inches wide, express the width of the entire flag. help?
Answer for brainlest What does conjunction and disjunction mean? (Plz explain in ur own words)
What does a novel often have more of than a short story? A:Characters and events B:Alternate endings C:Twists and surprises D:Authors and readers
Please help! I’m very confused and this is my first question. Our Notes and Homework don’t line up.
Technology progress so new needs can be satisfied
What is the defining feature of a system?
In the sterilization area, dental instruments should move from a/an _______ to a _______ area. A) cabinet, sink B) contaminated, storage C) contaminated, clean