tray756 tray756

13-05-2021
Mathematics

contestada

The half-life of Po-210 is 140 days. If the initial mass of the sample is 5
kg, how much will remain after 420 days.

Respuesta :

kyle2187 kyle2187

13-05-2021

Answer:

0.625kg

Step-by-step explanation:

an equation can be made given by the detials of the problem

f(n)=5(0.5)^(x/140)

where x is the amount of days

plug in 420 for x to get

0.625

Answer Link

Otras preguntas

Alexa drew a retangle with an area of 36 square centimeters. The rectangle she drew has the smallest perimeter possible for this area. What is the lenght and wi

The period of 3cosx/5 is..???

Give the domain of f(x) = 9^(x-4) +7a.) x > 0b.) x < 7c.) x > 4d.) All Real Numbers

A function is created to represent the balance on a credit card each month. What restrictions would be made to the range?A)The range would only include integers

Help on these plzzzzz it is really hard

The measure of angle F is 130 degrees. A part of angle F measures 70 degrees. What is the measure of the other part if the angle?

What does m and b stand for in y=mx+b?

Explain the steps that show how the sun provides the energy for surface ocean currents:

What should the last paragraph of a cover letter include?

Tanya opened a savings account with a deposit of 550.she deposited 450 and withdrew 120.yesturday, Tanya deposited 720 into her account. What percentage of the