The half-life of Po-218 is three minutes. How much of a 2.0 gram sample remains after 15 minutes?

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation:

c. is the correct answer

the answer is c.

by: nicholas dooley