Question

a 100 milligram sample of carbon 10 has a half life of 19.29 seconds. write an exponential function to model its decay. let x=time in minutes and f(x)= the amount of carbon 10 remaining in the sample.

Answer 1

@ranga @Luigi0210

Answer 2

i have a tough time with half time problems

Answer 3

@helpme1212

Answer 4

The general decay function can be written as:\[\Large N = N _{0}e ^{kt}\]
Half life = \[\Large \frac{ -\ln(2) }{ k }\]

You can use these two equations to solve this problem.

Answer 5

thanks

Answer 6

yw