This topic contains a solution. Click here to go to the answer

Author Question: What are the three most abundant elements in the Earth's crust? (Read 60 times)

Haya94

  • Hero Member
  • *****
  • Posts: 558

Question 1

Which one of the following is not a main group element?
◦ Th
◦ Ra
◦ C
◦ Fr

Question 2

What are the three most abundant elements in the Earth's crust?
◦ H, O, Al
◦ O, Si, Ca
◦ Al, C, Fe
◦ O, Al, Si


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by Haya94 on Feb 15, 2020

diesoon

  • Sr. Member
  • ****
  • Posts: 353
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 39% of students answer this correctly




Haya94

  • Member
  • Posts: 558
Reply 2 on: Feb 15, 2020
Great answer, keep it coming :)


elyse44

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

For a complete list of videos, visit our video library