![subject](/tpl/images/cats/mat.png)
Mathematics, 17.04.2021 17:10 sirdre1982
A 90 gram sample of Substance Z has a half-life of 27 years. Find the amount of substance Z remaining after 18 years
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00, alisonlebron15
An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:30, jedsgorditas
Collin did the work to see if 10 is a solution to the equation r/4=2.4
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30, memorybuxton
Atown has a population of 12000 and grows at 3.5% every year. what will be the population after 7 years, to the nearest whole number?
Answers: 3
You know the right answer?
A 90 gram sample of Substance Z has a half-life of 27 years. Find the amount of substance Z remainin...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/health.png)
![Konu](/tpl/images/cats/informatica.png)
Computers and Technology, 10.02.2021 16:50
![Konu](/tpl/images/cats/pravo.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 10.02.2021 16:50
![Konu](/tpl/images/cats/health.png)
Health, 10.02.2021 16:50
![Konu](/tpl/images/cats/en.png)