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

Author Question: The element that is the second most abundant in Earth's crust is a. oxygen. b. iron. c. nitrogen. ... (Read 47 times)

mia

  • Hero Member
  • *****
  • Posts: 564
on: Jul 28, 2018
The element that is the second most abundant in Earth's crust is
 a. oxygen.
  b. iron.
  c. nitrogen.
  d. silicon.

Question 2

What is the formula of the compound formed from the ions of calcium and bromine?
 a. CaBr3
  b. CaBr
  c. CaBr2
  d. Ca2Br3
  e. None of these


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

isabelt_18

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

c


mia

  • Member
  • Posts: 564
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

bigsis44

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

« previous next »
 

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

The Atmosphere’s Oxygen Came from Photosynthetic Organisms The Atmosphere’s Oxygen Came from Photosynthetic Organisms
Strawberries contain iron, copper, magnesium, phosphorus, vitamin B6, vitamin K and vitamin E Strawberries contain iron, copper, magnesium, phosphorus, vitamin B6, vitamin K and vitamin E
Earth Atmosphere Earth Atmosphere
Earth Atmosphere Earth Atmosphere
Earth’s Lithospheric Plates Earth’s Lithospheric Plates
Distribution of Crust Remaining from Archean and Proterozoic Distribution of Crust Remaining from Archean and Proterozoic
Video: Hormonal regulation of pregnancy - week 1

For a complete list of videos, visit our video library