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

Author Question: Potassium-40 decays into daughter isotopes with a half-life of _____. A) 1.25 billion years B) ... (Read 188 times)

kamilo84

  • Sr. Member
  • ****
  • Posts: 495
on: Jul 27, 2018
Potassium-40 decays into daughter isotopes with a half-life of _____.
 
  A) 1.25 billion years
  B) 1.5 billion years
  C) 1.75 billion years
  D) 2 billion years

Question 2

__________is the sticking together of solid particles to produce a larger particle.
 
  A) Condensation
  B) Compression
  C) Accretion
  D) Differentiation


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

akpaschal

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

C


kamilo84

  • Member
  • Posts: 495
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

alvinum

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

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?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Basic overview of energy and human life. Basic overview of energy and human life.
History of the number of observed sunspots during the last 250 years, which shows the ~11-year solar History of the number of observed sunspots during the last 250 years, which shows the ~11-year solar
Life Table Life Table
Changes in Synaptic Density From Birth to Age 2 Synaptic connections increase throughout the first Changes in Synaptic Density From Birth to Age 2 Synaptic connections increase throughout the first
In addition to common schools, thousands of female seminaries were built between 1820 and 1850, many In addition to common schools, thousands of female seminaries were built between 1820 and 1850, many
Life cycle of a Plasmodium species that causes malaria Life cycle of a Plasmodium species that causes malaria
Video: Exocytosis - secretion

For a complete list of videos, visit our video library