sanelmarkisic sanelmarkisic

20-06-2018
Chemistry

contestada

The half-life of 131I is 8.021 days.What fraction of a sample of 131I remains after 24.063 days

Respuesta :

JoannaBlackwelder JoannaBlackwelder

20-06-2018

24.063/8.021 = 3 half lives
(1/2)^3 =1/8

Answer Link

Otras preguntas

Document 6 …Spanish administrators established two main centers of authority in the Americas—Mexico (which they called New Spain) and Peru (known as New Cas

In which sentence does the hyphen correctly divide a word? A. These large rugs are heavy and difficult to unro- ll. B. These large rugs are heavy and difficult

Noj is 5 years older than Jacob. The product of their ages is 84. How old is Noj? (1) 6 (3) 12 (2) 7 (4)

What information does the inside address of a business letter include?

Executive Branch - Who sets the presidents salary? How much a year will it be for the 43rd president?

Secondary sources would be valuable to a historian in order to provide

What individual freedoms are denied in a totalitarian state?

the best explanation for how humans populated the Earth is

How did Jean Baptiste Colbert intend to stimulate economic growth in France?

Noj is 5 years older than Jacob. The product of their ages is 84. How old is Noj? (1) 6 (3) 12 (2) 7 (4)