Starting with a sample of pure parent radionuclide, what would be the ratio of the parent radionuclide to its daughter after two half-lives have elapsed?
A) 1 to 1
B) 1 to 2
C) 1 to 3
D) 1 to 4

Question

Quizplus · Accepted Answer

After two half-lives, one-fourth of the original parent radionuclide remains, and three-fourths have decayed into the daughter product, making the ratio 1 to 3.

Starting with a Sample of Pure Parent Radionuclide, What Would