S22400589 S22400589

04-05-2020
Mathematics

contestada

If 40% of a radioactive substance remains after 20 years, what is the half-life of the substance?

Respuesta :

abrienbowman7 abrienbowman7

04-05-2020

Answer:

192 Hr

Step-by-step explanation:

Answer Link

cuentaprivada046 cuentaprivada046

04-05-2020

Answer:

it would be 176hrs of half life

Answer Link

Otras preguntas

Alcohol affects the brain centers: a. equal b. not equal c. depends on what you drink

the center of a circle is at (-2, -7) and it's radius is 36 what is the equation of the circle in graphing form

Find the measure for WXYZ

How has the united states' antiterrorism foreign policy affected other countries?

What economic activity did the french establish along the mississippi and louisiana territories?

how is the policy of imperialism different from a rivalry for control of natural reasources

The novel Great Expectations is written as a A. third-person narrative from Dickens's point of view. B. third-person narrative from the point of view of

I worked out this problem (but what I came up with was what that google photo says. I checked multiple times but no luck. Can I get some help?

Which is heavier: 500 pounds of feathers or 500 pounds of lead?

Unlike an animal's habitat, an animal's niche can be described by all of the following except