katie6894
katie6894 katie6894
  • 21-04-2020
  • Chemistry
contestada

Will give brainliest!!
What percentage of a substance remains after 7 half-lives have passed?
2.5
1.25
0.78
0.39

Respuesta :

ariana4748
ariana4748 ariana4748
  • 21-04-2020
the answer should be 0.78
Answer Link
rayanaphelps11
rayanaphelps11 rayanaphelps11
  • 01-06-2020

Answer:

0.78

Explanation:

Source: Just took the Test

Answer Link

Otras preguntas

True or False The point of concurrency for perpendicular bisectors of any triangle is the center of the circumscribed circle.
ax+b=3(x-a) solve for x
explain how to use proportional reasoning to find 35 percent of 600
Which terms in the expression are like terms? –b – bc + 0.1b – 6b Choose all answers that are correct. A. –b B. –bc C. 0.1b D. –6b
are all multiples of 8 also multiples of 2
Why was the availability of cheap, fertile land a factor in influencing people to move to the new western territories?
(4.8x+15.5)+(2.1x-12.2)
Double helix describes the structure of a molecule of A.protein B.disaccharide C.starch D.monosaccharide E.DNA
What effect did the spread of Islam have on slave trade ?
The development of nuclear power has provided electricity for less money, but at a cost. What may be considered a "cost" of nuclear power? A. Large amounts of