Q166. A certain radioactive isotope has a half-life of 50 days. What fraction of the material will be left after 100 days?Chemistry — NUST Mock By IBAGRADS 4 — Question 166 of 200A. 125%B. 25%C. 50%D. 75%Practice more Chemistry MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →