sokalotus637 sokalotus637

10-01-2024
Chemistry

contestada

a sample initially contains 7.2 moles of a radioactive isotope. how much of the sample remains after four half-lives?
a. 0.0 mol
b. 0.45 mol
c. 0.90 mol
d. 1.8 mol

Respuesta :

Otras preguntas

What is the meaning of a team

What agreement was reached with the Great Compromise? A. States would be represented equally in both the House and the Senate. B. States would be represented

A student places a magnet into a box of paper clips. When she lifts the magnet, some of the paper clips are pulled out of the box. However, some of the clips re

Un poema sin la letra a porfavor!!!

What are 3 accomplishments of Ronald Reagan , and Harry Truman during the Cold War

Carbon dioxide levels in the blood and cerebrospinal fluid affect blood pH. This enables the organism to sense a disturbance in gas levels as ________. A. the b

What is an example of direct democracy?

Which of the following statements is true? A. Water heats up and cools down more quickly than land B. In the Southern Hemisphere, most currents flow in clockwis

Summarize the two stages of cellular respiration

Please please answer this correctly