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

A coat was marked down by 60 percent from its original price of $99. Including an 8 percent sales tax, what is the final cost of the coat? $39.60 $42.77 $59.40

Kinematics Equations 1. v; = v; + at 2. Ax = żał + vit + x; Vertical Motion Picture: 1. Luke is working on fixing a roof. He drops a pile of roof shingles from

answer these for me pls

Scientists believe they know everything there is to know about the atom true or false and explain..

I have a total of $25 . Brought pencil for $5.00 and eraser. How much did the eraser cost

If y =- 5x + 3, find the value of x when y = 13.

What geographic factors led to the decline of Sumer? Select all correct answers.

Modern science cannot tell us the original source of energy. True False

Can I get your email and name so i can help you with work?

Explain why asleel meedle does not csink on water