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

Author Question: Why is the air over an open flame always moist? A) The hot flame vaporizes the water in the air ... (Read 342 times)

Hungry!

  • Hero Member
  • *****
  • Posts: 1,071
Why is the air over an open flame always moist?
 
  A) The hot flame vaporizes the water in the air above the flame.
  B) One of the products of combustion is water vapor.
  C) Warm air contains more humidity than cold air.
  D) None of the above is true.

Question 2

How many electrons are transferred from iron atoms to oxygen atoms in the formation of two molecules of iron hydroxide, Fe(OH)2?
 
  A) 4 electrons
  B) 8 electrons
  C) 16 electrons
  D) 12 electrons



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dlook33

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A




Hungry!

  • Member
  • Posts: 1,071
Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)


bblaney

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Excellent

 

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...

For a complete list of videos, visit our video library