Krypton's atomic number is 36. This tells us that an atom of krypton has 36 protons in its nucleus<span>.</span>
They would find hot water and a lot of bacteria
You need to know 1) How much kinetic energy it absorbed before it broke.
2) What materials are able to scratch it.
3) Its mass.
I do not believe it is possible for long periods of time. If the intestines are still intact, one can live for up to a certain period of time without medical help. However, this is an extremely short period of time.