Author Question: Of the halogens, which are gases at room temperature and atmospheric pressure? A) fluorine, ... (Read 96 times)

Garrulous

  • Hero Member
  • *****
  • Posts: 686
Of the halogens, which are gases at room temperature and atmospheric pressure?
 
  A) fluorine, bromine, and iodine
  B) fluorine, chlorine, and bromine
  C) fluorine, chlorine, bromine, and iodine
  D) fluorine, chlorine, and iodine
  E) fluorine and chlorine

Question 2

How many moles of pyridine (C5H5N) are contained in 4.14 g of pyridine?
 
  A) 0.0523
  B) 327
  C) 6.88  10-24
  D) 2.49 1024
  E) 79.1


Ahnyah

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

E

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

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?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

For a complete list of videos, visit our video library