kanghan4997 kanghan4997
  • 13-09-2022
  • Chemistry
contestada

iron‑59 is used to study iron metabolism in the spleen. its half‑life is 44 days. how many days would it take a 28.0 g sample of iron‑59 to decay to 1.75 g?

Respuesta :

Otras preguntas

let f(x)=9x-2 and g(x)=-x+3. find f(g(x)).
what value of a makes the equation true? 9a+2=4a-18
Which choice is equivalent to the expression below? 5x sqrt 2 - 2 sqrt 2 + 2x sqrt 2 A. 7x sqrt 2 - 2 sqrt 2 B. 2x^2 sqrt 2 C. 3x sqrt 2 D. 7x^2 sqrt 2
the difference of two numbers is 11 and their product is 42.find these numbers.
Choose the right variant 1 This book will take to years to write. A. After two years I'll write this book B. In two years time I'll have written this book C . A
Is the following correspondence a function
let f(x)=2x-6. solve f^-1(x) when x=2.
let f(x)=x^2 - 16. find f^-1(x).
what is the GCF of 12x and 44xy
Holly decided to share 1/2 of her share of the pizza with Deb. How much did each of them actually?