Christian ChimChim

This page lists questions and answers that were posted by visitors named Christian ChimChim.

Questions

The following questions were asked by visitors named Christian ChimChim.

9. Assume you began with 10 g of a radioactive parent isotope. How many grams of parent isotope will be present in the same sample after 2 half-lives? A. 5.0 g B. 2.5 g C. 1.25 g D. 0.63 g Is it A???

Answers

The following answers were posted by visitors named Christian ChimChim.

Okay, thank you.

Isn't Wikipedia untrustworthy??