This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What is the coefficient for iron after the following reaction is balanced? Fe + O2 Fe2O3 A) 1 ... (Read 67 times)

Beheh

  • Hero Member
  • *****
  • Posts: 520
on: Aug 27, 2018
What is the coefficient for iron after the following reaction is balanced?
 
  Fe + O2  Fe2O3
  A) 1
  B) 3
  C) 4
  D) 6

Question 2

A nonpolar covalent bond will form between atoms that have an electronegativity difference of
 
  A) < 0.5.
  B) between 0.5 and 1.5.
  C) between 1.0 and 2.0.
  D) > 2.0.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cloudre37

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

A


Beheh

  • Member
  • Posts: 520
Reply 2 on: Aug 27, 2018
Excellent

mochi09

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

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?

There are more bacteria in your mouth than there are people in the world.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Emission spectrum of iron Emission spectrum of iron
Erythroblastosis fetalis. (a) The condition occurs with an RH+ father and RH– mother. (b) First preg Erythroblastosis fetalis. (a) The condition occurs with an RH+ father and RH– mother. (b) First preg
iron iron
Glycine and alanine reaction Glycine and alanine reaction
Strawberries contain iron, copper, magnesium, phosphorus, vitamin B6, vitamin K and vitamin E Strawberries contain iron, copper, magnesium, phosphorus, vitamin B6, vitamin K and vitamin E
0.300 moles of sodium nitrite are needed for a reaction. The solution is 0.450 M. How many mL ... 0.300 moles of sodium nitrite are needed for a reaction. The solution is 0.450 M. How many mL ...
Video: Transcription—A molecular view

For a complete list of videos, visit our video library