3. A particular radioactive isotope's half-life is 50 million years. What fraction of that isotope will remain if six half-lives go by? How much total time has gone by?

Who wants brainliest? get this answer correct and ill do so : ) after adjusting your seat, your should be as close as possible to the backrest. a. hands b. arms c. bottom d. legs

Compare and contrast the impact of global commerce on european and asian dynasties. did any dynasty hold an advantage over others in controlling commercial networks and using them to enrich their societies?

Which of the following characteristics would be more important to an organism adapted for life in a marsh than for an organism adapted for life in a river? tolerance for variable ph tolerance for variable salinity tolerance for variable pressure tolerance for variable water velocity tolerance for variable water availability