izzybeelauro izzybeelauro
  • 24-03-2020
  • Mathematics
contestada

the half-life of a radioactive kind of iodine is 12 hours. how much will be left after 36 hours if you start with 832 grams of it

Respuesta :

novahm
novahm novahm
  • 24-03-2020

Answer:

104 g

Step-by-step explanation:

Using half life formula

A= a(1/2)^t/h, where t represents the hours, h represents the half life of iodine, a is the original amount and A is how much is left

A=[tex]832(1/2)^{36/12}[/tex]

=832(1/2)^3

=104 g left

Answer Link

Otras preguntas

dawn simplified a power correctly and came up with a value of 64. which could have been the original exponential form of the expression dawn simplified? check
Solve the equation -8 = -3 - 6 cube root x^2 a. 0.76, -0.76 b. 4.98 c. 3.87 d. 1.53, -1.53
A dairy farmer wants to make 45% protein supplement and a standard 15% protein ration to make 1800 pounds of high grade 35% protein ration how many pounds of ea
Evaluate: lim h->0 (√(x+h) - √x) / h
1. Define Isogamous with example.2. Define Anisogamous with example.3. Define Oogamous with example.​
Please explain the bottom two the ones with the explanation box
How many grams of nitrogen, N2, would be required to react with 6.25 moles hydrogen, H2?
Read this passage from the Bill of Rights: Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abr
Which Enlightenment philosopher most influenced this document? What is his idea called?
8. (08.03 LC) A set of equations is given below: Equation C: y = 3x+7 Equation D: y = 3x + 2 How many solutions are there to the given set of equations? (1 poin