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

Author Question: The decay of 955 mg of an isotope is given by A(t) = 955e-0.016t, where t is time in years. Find the ... (Read 77 times)

kwoodring

  • Hero Member
  • *****
  • Posts: 560

Question 1

How old is a skeleton that has lost 19% of its carbon-14?   The decay rate, k, of carbon-14 is 0.01205% per year.
◦ 13,782 years
◦ 1171 years
◦ 1749 years
◦ 17 years

Question 2

The decay of 955 mg of an isotope is given by A(t) = 955e-0.016t, where t is time in years. Find the amount left after 93 years.
◦ 940 mg
◦ 212 mg
◦ 216 mg
◦ 108 mg


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by kwoodring on Jun 16, 2021

dpost18

  • Sr. Member
  • ****
  • Posts: 345
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 29% of students answer this correctly




kwoodring

  • Member
  • Posts: 560
Reply 2 on: Jun 16, 2021
Excellent


lindahyatt42

  • Member
  • Posts: 322
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

For a complete list of videos, visit our video library