vegasviman vegasviman
  • 08-11-2022
  • Biology
contestada

A radioactive substance has a half-life of 10 million years. What is the age of a rock if 12.5% of the original radioactive atoms remain?

Group of answer choices

30 million years

10 million years

125 million years

2.5 million years

Respuesta :

Otras preguntas

find ab²c if a= -3, b= -2, and c=6.
What is x? x−3/7=4 ty :)
Which point of view is being used in the sentence below? I really hope I get the lead in the school play! I rehearsed all weekend for the audition and I think I
Explain what MN means and what MN means.
identify the type of sentence below Reynaldo is a famous athlete Simple Sentence Appositive Phrase Compound Sentence Complex Sentence​
plz due in like 10 minutes
How many significant figures are in 8.00 (10)-3
|5x² - 8x| = 48 What is the solution?
Match the scientist with their scientific idea. A-Gases are formed from tiny particles so small you can’t see them. The particles are spread out into a certain
1. Classify What type of heat transfer occurs when you roast a marshmallow by holding it campfire? over a co