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

Author Question: An important absolute dating measure is the decay of 147Sm to 143Nd. What type of radioactive decay ... (Read 59 times)

student77

  • Hero Member
  • *****
  • Posts: 567
on: Feb 28, 2020

Question 1

The ratio of parent to daughter isotopes in a radioactive decay process is 0.40. How many half-lives have elapsed since the material was 100% parent atoms?
◦ less than l
◦ between l and 2
◦ between 2 and 3
◦ more than 3

Question 2

An important absolute dating measure is the decay of 147Sm to 143Nd. What type of radioactive decay is involved in this parent-daughter pair?
◦ alpha decay
◦ a positron capture
◦ beta decay
◦ electron capture
Earth Science ¦ Tarbuck, Lutgens, Tasa ¦ 15th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by student77 on Feb 28, 2020

Christopher

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Feb 28, 2020
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


student77

  • Member
  • Posts: 567
Reply 2 on: Feb 28, 2020
Gracias!

scikid

  • Member
  • Posts: 300
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

This diagram shows a cross-section of a solar-type star. This diagram shows a cross-section of a solar-type star.
(a) Uranium series dating uses the decay chain of radioactive uranium to stable lead. (a) Uranium series dating uses the decay chain of radioactive uranium to stable lead.
Discovery of nonsense-mediated mRNA decay (NMD). Discovery of nonsense-mediated mRNA decay (NMD).
In countries where water can be contaminated, breastfeeding is an important option for the health of ... In countries where water can be contaminated, breastfeeding is an important option for the health of ...
Respirator decision logic based on the EPA method. It is very important to know when to use supplied ... Respirator decision logic based on the EPA method. It is very important to know when to use supplied ...
Bar-eye phenotypes in contrast to the wild-type eye in Drosophila Bar-eye phenotypes in contrast to the wild-type eye in Drosophila
Video: Mendel's pea plant, Pisum sativum experimental

For a complete list of videos, visit our video library