Author Question: Of the halogens, which are gases at room temperature and atmospheric pressure? A) fluorine, ... (Read 61 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?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

For a complete list of videos, visit our video library