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

Author Question: Hydrocarbons in the air can be analyzed by mixing an air sample with a fuel and then burning the ... (Read 41 times)

tfester

  • Hero Member
  • *****
  • Posts: 534
Hydrocarbons in the air can be analyzed by mixing an air sample with a fuel and then burning the mixture. When the mixture burns, _____.
 
  A) heat is produced in proportion to the hydrocarbons present
  B) ions are produced according to the amount of hydrocarbons present
  C) the flame produces different colors based on the hydrocarbons present
  D) the orange flame turns blue if hydrocarbons are present

Question 2

A wearable personnel protection indicator signifies the presence of hydrogen sulfide by _____.
 
  A) changing color B) vibrating
  C) reducing in size D) emitting a bad smell



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Smiles0805

  • Sr. Member
  • ****
  • Posts: 305
Answer to Question 1

B

Answer to Question 2

A




tfester

  • Member
  • Posts: 534
Reply 2 on: Jul 24, 2018
YES! Correct, THANKS for helping me on my review


chjcharjto14

  • Member
  • Posts: 342
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

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?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

For a complete list of videos, visit our video library