257Lr has a half-life of 8 seconds. How long will it take for 75% of the sample to decay?

Cool Eagle asked Oct 23, 2022

393,508 views

18 votes

Cool Eagle asked Oct 23, 2022

2.8k points

Your comment on this question:

Email me at this address if a comment is added after mine:Email me if a comment is added after mine

Privacy: Your email address will only be used for sending these notifications.

Email me at this address if my answer is selected or commented on:Email me if my answer is selected or commented on

Privacy: Your email address will only be used for sending these notifications.

5 votes

Answer:

6 seconds

Step-by-step explanation:

1/4 = 25%

1/4 to 8 seconds would be 2/8 so

25 + 25 + 25 =75

Ferroao answered Oct 28, 2022

2.9k points

Email me at this address if a comment is added after mine:Email me if a comment is added after mine

Privacy: Your email address will only be used for sending these notifications.

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

1.6m questions

2.0m answers