+546 The half-life of a certain radioactive material is 32 days. An initial amount of the material has a mass of 361 kg. Write an exponential function that models the decay of this material. Find how much radioactive material remains after 5 days. Round your answer to the nearest thousandth.
| A.  ; 0 kg
| |
| B.  ; 323.945 kg
| |
| C.  ; 0.797 kg
| |
| D.  ; 0.199 kg
|
