Decay problem

[Diemooder]

Analysis of a fossil animal bone at an archaeological site indicates that the bone has lost Between 90 and 95% of your 14C. What is the decay constant and its model of
decay? And what is the range of possible ages of the fossil?

I've been stuck at this problem for hours now, If someone could help I'd appreciate it, I have to turn this in 2 hours

 

[mmm4444bot]

… Simply posting an exercise statement without showing work or asking specific questions is not enough for us to help you quickly. As tutors, we need clues about parts you already understand versus what you find confusing, so we can determine where to begin helping you. The sooner you show efforts, the sooner we can get to the heart of the matter…

In case you've dismissed the guidelines link that we provided, here's a link to the summary.

?

 

[HallsofIvy]

You will need to know the half-life of Carbon-14.