This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A radiation lab orders 64 Ci of P-32. After 42.9 days the activity of the sample is 8.0 Ci. What is ... (Read 82 times)

mpobi80

  • Hero Member
  • *****
  • Posts: 519
on: Jun 7, 2021

Question 1

Iodine 131 has a half-life of 8.0 days. An I-131 sample has an initial activity of 32 mCi. What is the activity after 24 days?
◦ 96 mCi
◦ 8.0 mCi
◦ 16. mCi
◦ 2.0 mCi
◦ 4.0 mCi

Question 2

A radiation lab orders 64 μCi of P-32.  After 42.9 days the activity of the sample is 8.0 μCi. What is the half-life of P-32?
◦ 14.3 days
◦ 85.8 days
◦ 28.6 days
◦ 42.9 days
◦ 7.15 days
Chemistry: An Introduction to General, Organic, and Biological Chemistry ¦ Timberlake ¦ 13th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by mpobi80 on Jun 7, 2021

DHRUVSHAH

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jun 7, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


mpobi80

  • Member
  • Posts: 519
Reply 2 on: Jun 7, 2021
Excellent

bigsis44

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Sample Diet for a College-Aged Female Weighing 132 Pounds, Assuming Light to Moderate Daily ... Sample Diet for a College-Aged Female Weighing 132 Pounds, Assuming Light to Moderate Daily ...
Sample Advance Directive Sample Advance Directive
Horizontal, sagittal, and coronal functional MRIs show areas of increased activity in the primary ... Horizontal, sagittal, and coronal functional MRIs show areas of increased activity in the primary ...
Trends in Hurricane Activity Trends in Hurricane Activity
Human activity has released carbon from sequestration in long-term reservoirs Human activity has released carbon from sequestration in long-term reservoirs
A sample of work by a Grade 4 student with a specific learning disorder A sample of work by a Grade 4 student with a specific learning disorder
Video: Arthritis

For a complete list of videos, visit our video library