How much of a 100.0 g sample of 198au is left after 8.10 days ifi its half life is 2.70 days?

asked Jan 25, 2018 127k views

2 votes

7.1k points

Please log in or register to add a comment.

2 votes

Answer:

The answer is 12

Step-by-step explanation:

Rahbee Alvee answered Jan 27, 2018

7.2k points

0 votes

8.10 days/ 2.70 days = 3 half-lives; divide 100 by 2, three times to get 12.5 g left after 3 half-lives

Praveenpds answered Jan 28, 2018

6.9k points

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

7.8m questions

10.5m answers