The answer is C if its not tell me but if so give me 5 stars and send me a friend request.
Answer:
c
Step-by-step explanation:
Answer:
the answee is 3
Step-by-step explanation:
240 days is 4 times the half-life, which means that a sample of 1000 mg will decay to

after 240 days.
Step-by-step explanation:
hi im not really sure if this is right