polkatheneko360 polkatheneko360

01-03-2021
Mathematics

contestada

how much of a radioactive kind of protactinium will be left after 28 hours if you start with 672 grams and the half-life is 7 hours?

Respuesta :

01-03-2021

Answer:

Step-by-step explanation:

672·0.5^(28/7) = 672·0.5⁴ = 42 grams

Answer Link

Otras preguntas

Why does Y equal Mxb?

Thousands would escape . . . but for the strong cords of affection that bind them to their friends. What is the effect of the figurative language in this passa

PLEASE SAT MATH NEED HELP HERE

Help please I don’t know this stuff

What Is 10000000000x1000000000000

what can you learn from air and soil temperature

Gilbert siegel obtained a $1,500 loan at an interest rate of 10%. The monthly payment is $131.85. How much of the first monthly payment is for principal?

I need help I posted before on my account with a lot of points. No one helps since it was a few minutes ago so I am doing this again.

Can you help me please?

What is the main reason a speaker might use exclusive language