Answer:
2.5mg
Step-by-step explanation:
Since the half-life for the radioactive material is 3 hours, Therefore it will undergone two times of half-life process.
The first 3 hours 10mg will be decreased into 5mg. The final 3 hrs, it will decreased from 5mg to 2.5mg
Answer:
9x+5y-5z
Step-by-step explanation:
if you need an explanation I can put it in the comments :)
The answer is A. 1,846,000.
Hope this helps! :)