The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be reduced to half its initial mass. Sta

Question

The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be reduced to half its initial mass. Starting with 145 grams of a
radioactive isotope, how much will be left after 6 half-lives?
Use the calculator provided and round your answer to the nearest gram.

in progress 0
Thiên Thanh 3 years 2021-08-31T05:00:45+00:00 1 Answers 5 views 0

Answers ( )

  1. minhkhue
    0
    2021-08-31T05:01:59+00:00
    Reply

    Answer:

    2 grams

    Step-by-step explanation:

    a = 145 * (1/2)⁶

    a = 2.265625

    Rounded

    2 grams

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )