[Answered] What fraction of a radioactive sample has decayed after two half-lives have elapsed? 1.1/8 2.3/4 ...

This topic contains a solution. Click here to go to the answer

Author Question: What fraction of a radioactive sample has decayed after two half-lives have elapsed? 1.1/8 2.3/4 ... (Read 111 times)

frankwu

Hero Member
Posts: 549

on: Jul 28, 2018

What fraction of a radioactive sample has decayed after two half-lives have elapsed?
1.1/8
2.3/4
3.7/8
4.none of these

Question 2

True or False: A radioactive atom always decays after two half-lives have elapsed.
1.False
2.True

Need homework help now?

Ask unlimited questions for free

Ask a Question

Marked as best answer by a Subject Expert

6ana001

Sr. Member
Posts: 311

Reply #1 on: Jul 28, 2018

Answer to Question 1

3

Answer to Question 2

1

frankwu

Member
Posts: 549

Reply 2 on: Jul 28, 2018

Gracias!

ASDFGJLO

Member
Posts: 335

Reply 3 on: Yesterday

Wow, this really help

« previous next »

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.