Question

B. Assume you have a 500 g sample of a radioactive isotope with a half-life of 100 years. Fill in the
table showing how many grams of material will remain after the indicated time has passed. (2 points)

Answer 1

see screenshot for chart data

Answer 2

62.5 grams of material will remain after the indicated time has passed.

What are isotopes?

Any of two or more species of atoms of a chemical element with the same atomic number and nearly identical chemical behaviour but with different atomic mass or a mass number and different physical properties.

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