The number of grams of a radioactive isotope present after t years is


. What does 1,500 represent if ?

A.
the number of grams of the radioactive isotope present after

year

B.
the number of grams of the radioactive isotope present after 2 years

C.
the final number of grams of the radioactive isotope present

D.
the original number of grams of the radioactive isotope present

1 answer

B. the number of grams of the radioactive isotope present after 2 years