A radioactive substance contains 10000 nuclei and its halflife period is 20 days

A radioactive substance contains 10000 nuclei and its halflife period is 20 days. The number of nuclei present at the end of 10 days is

Options

(a) 7070
(b) 9000
(c) 8000
(d) 7500

Correct Answer:

7070

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. A voltmeter of range 2 V and resistance 300Ω cannot be converted into ammeter
  2. The current in a conductor varies with time t as I=2t+3t² Where I is in amperes
  3. Two nuclei are said to be mirror nuclei of
  4. Fission of nuclei is possible because the binding energy per nucleon in them
  5. At the first minimum adjacent to the central maximum of a single-slit diffraction