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

Author Question: Earth's core is believed to be composed of a. iron and nickel. b. silicate rocks. c. carbon and ... (Read 152 times)

ahriuashd

  • Hero Member
  • *****
  • Posts: 535
on: Jul 28, 2018
Earth's core is believed to be composed of
 a. iron and nickel.
  b. silicate rocks.
  c. carbon and silicon.
  d. uranium and lead.

Question 2

Which of the following Group 1A elements has the smallest atom?
 a. Rb
  b. Na
  c. K
  d. Li


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

LVPMS

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

d


ahriuashd

  • Member
  • Posts: 535
Reply 2 on: Jul 28, 2018
:D TYSM

LVPMS

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Oceanic circulation, which is driven mainly by the prevailing winds, moderates earth's climate. Oceanic circulation, which is driven mainly by the prevailing winds, moderates earth's climate.
Earth as viewed from Lunar orbit during the Apollo 8 mission, Christmas Eve, 1968. Africa is at the Earth as viewed from Lunar orbit during the Apollo 8 mission, Christmas Eve, 1968. Africa is at the
Oldowan tools are simple flake tools struck from a core. Oldowan tools are simple flake tools struck from a core.
In Charles Russell’s Trail of the Iron Horse (1910) steel rails stretch nearly to the sun while wisp In Charles Russell’s Trail of the Iron Horse (1910) steel rails stretch nearly to the sun while wisp
Earth’s Revolution and Rotation: The Causes of Earth’s Seasons Earth’s Revolution and Rotation: The Causes of Earth’s Seasons
Determine the mass percent of Fe3+ in a 0.546g sample of iron ore, if 22.40 mL of a 0.1000 M ... Determine the mass percent of Fe3+ in a 0.546g sample of iron ore, if 22.40 mL of a 0.1000 M ...
Video: The life cycle of protein

For a complete list of videos, visit our video library