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

Author Question: A 3.45 gram sample of hematite (Fe2O3 ) that contains 2.41 grams of Fe has what percentage Fe by ... (Read 67 times)

burchfield96

  • Hero Member
  • *****
  • Posts: 610
A 3.45 gram sample of hematite (Fe2O3 ) that contains 2.41 grams of Fe has what percentage Fe by mass?
 
  A) 41.0
  B) 31.1
  C) 69.9
  D) 59.9

Question 2

Both water-soluble and water-insoluble vitamins can be toxic in large quantities. Our bodies are much more tolerant of the water-soluble ones because ________.
 
  A) our bodies are able to store the excess vitamins in our fat reserves
  B) they tend to be the weaker vitamins that the body needs a lot of
  C) excess quantities of these vitamins are readily excreted
  D) these are the vitamins that our body doesn't really use



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jmfn03

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

C

Answer to Question 2

C




burchfield96

  • Member
  • Posts: 610
Reply 2 on: Aug 27, 2018
:D TYSM


jamesnevil303

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

For a complete list of videos, visit our video library