« previous next »

Author Question: Which isotope is the least stable? A) Carbon 12 B) Carbon 13 C) Carbon 14 D) Nitrogen ... (Read 81 times)

TFauchery

  • Hero Member
  • *****
  • Posts: 500
on: Jul 16, 2018
Which isotope is the least stable?
 
  A) Carbon 12
  B) Carbon 13
  C) Carbon 14
  D) Nitrogen 14

Question 2

Why was Irish Bishop James Ussher so far off about the age of Earth?
 
  A) He based his estimation on the literal interpretation of the Bible.
  B) He was a bit off on his calculations.
  C) He did not account for the fact that Earth cools in more ways than just one.
  D) He was correct.


mistyjohnson

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

A set of tie stalls in an 18th century stable A set of tie stalls in an 18th century stable
The Nitrogen Cycle The Nitrogen Cycle
Geometry of bonds when carbon is covalently linked to three or four other atoms Geometry of bonds when carbon is covalently linked to three or four other atoms
The ethanol molecule showing two carbon atoms, six hydrogen atoms, and one oxygen atom. The ethanol molecule showing two carbon atoms, six hydrogen atoms, and one oxygen atom.
Carbon Orbitals Carbon Orbitals
nitrogen cycle nitrogen cycle
Video: Origin of organelles Animation

For a complete list of videos, visit our video library