Type the correct answer in the box. Use numerals instead of words. Fermium-253 is a radioactive isotope of fermium that has a half-life of 3.0 days. A scientist obtained a sample that contained 216 micrograms of fermium-253. Complete the table to show how much fermium-253 should remain in the sample at the indicated times after the scientist obtained the sample. Time Elapsed Amount Remaining 3.0 days µg 6.0 days µg 9.0 days µg
