hannahashton84 hannahashton84
  • 13-11-2014
  • Chemistry
Answered

how many molecules are there in 79g of Fe2O3? how many atoms is thi



Answer :

Yipes
Yipes Yipes
  • 14-11-2014
Molar mass of iron(III) oxide is 160g/mol

 160g ----------- of iron(III) oxide is ---------------- 6.02*10²³molecules
 79g   ----------- of iron(III) oxide is ---------------- x

x = [6.02*10²³*79g]/160g ≈ 2.97*10²³ molecules
Answer Link

Other Questions

I need help writing a 5 paragraph persuasive essay. The topic is: Agree/Disagree, stories with Suprise endings using situational irony is the best. I agree, but
What features of colonial politics in 18th century America contributed to the development of popular democracy, and what kept political life from being more tru
Write the name of a shape that has no sides and no vertices
How do i find the greatest common factor of 150, 275, and 420 ??
What is the connection between 2.3 times 6.9 and 6.9 divided by 2.3.
the blueprint for landscaping a yard has a scale of 1/2" to1 foot. if the blueprint is a rectangle 18 inches by 22 inches,what are the dimensions of the yard?
what is 15.70796327 rounded to 1 decimal point?
What factors add to get -18 and multiply to get 75?
Solve proportions 13/25 = p/100
16.   The main reason self-confidence is important in human relations is because