An Isotope of Thorium ${ } ^ { 227 } \mathrm { Th }$

question 166

Short Answer

An isotope of thorium, ${ } ^ { 227 } \mathrm { Th }$ , has a half-life of 18.4 days. How long will it take for 79% of the sample to decompose?
Please round the answer to the nearest tenth. __________ days

---

Definitions:

Global Negotiation

The process of discussing terms to reach a mutually acceptable agreement between parties from different countries or cultural backgrounds.

Culture

The shared values, norms, traditions, and practices that characterize a group of people or society.

Global Negotiations

Refers to negotiation processes that involve participants from multiple countries, focusing on international agreements or disputes.

International Negotiations

The process where countries or their representatives discuss and attempt to reach agreements on matters of mutual interest.