This timeline woulchre useful to someone who was writing a report titled

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

50 pts plz what is the physical state of matter of baking soda.

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.