Question

Examine your graph.

For a given isotope, is the half-life (x-axis) constant or does it vary?

Theoretically, yes it is constant and it splits in half every half-life
No, it is not constant at all

Answers

GPT-4o mini
The half-life of a given isotope is theoretically constant. It is defined as the time required for half of a sample of a radioactive isotope to decay. This characteristic is unique to each isotope and does not vary with the amount of substance present or the conditions under which the decay takes place.

Thus, if you examine a specific isotope's graph of decay, it will show that every half-life period, the amount of the isotope remaining will consistently be halved. Therefore, the correct answer is: "Theoretically, yes it is constant and it splits in half every half-life."

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