« previous next »

Author Question: Using Figure 9.9 in your textbook, which element is present in the mantle in the same quantity as it ... (Read 11 times)

jlmhmf

  • Hero Member
  • *****
  • Posts: 552
on: Jul 16, 2018
Using Figure 9.9 in your textbook, which element is present in the mantle in the same quantity as it is present in meteorites?
 
  A) Ge
  B) Ga
  C) Al
  D) Ru

Question 2

True or False: Earth's early atmosphere contained abundant oxygen.
 
  Indicate whether this statement is true or false.


orangecrush

  • Sr. Member
  • ****
  • Posts: 350
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: FALSE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

jlmhmf

  • Hero Member
  • *****
  • Posts: 552
Reply #2 on: Jul 16, 2018
Correct answers!


orangecrush

  • Sr. Member
  • ****
  • Posts: 350
Reply #3 on: Jul 16, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

A blood smear. The smear reveals representative cells from each formed element group: red blood cell A blood smear. The smear reveals representative cells from each formed element group: red blood cell
The Stripping of Mercury’s Mantle The Stripping of Mercury’s Mantle
How to calculate present value (Question 1) How to calculate present value (Question 1)
Re-creation of Pheidias’s Huge Gold and Ivory Figure of Athena Re-creation of Pheidias’s Huge Gold and Ivory Figure of Athena
Punnett square of the dihybrid cross shown in Figure 3.8. There are two combinations of dominant and Punnett square of the dihybrid cross shown in Figure 3.8. There are two combinations of dominant and
What element(s) is/are being oxidized? What element(s) is/are being oxidized?
Video: Magnetic resonance imaging (MRI)

For a complete list of videos, visit our video library