heypeoplelol heypeoplelol

04-06-2021
Mathematics

contestada

In two half-lives, how much of a 400-gram sample of a radioactive element will remain un-decayed?

Respuesta :

Аноним Аноним

04-06-2021

Answer:

100 grams

Step-by-step explanation:

1/2 * 1/2 = (1/2)² = 1/4

1/4 * 400 = 100

Answer Link

Otras preguntas

the email program shipped with Microsoft office

what is the expanded form for 15,409

What often occured when trade brought new civilizations into contact with one another?

What is 9p/17pq simplified

how many grams are in 9.5 kilograms

Wearing this colour after Labour Day might get you a ticket from a fashion cop! A. Pale Pink B. White C. Lime Green D. Gray

What's 47/3 as a mixed number

what is 280 divided by 4

I don't get exponents

Which Boundary can produce volcanoes