April 20, 2024, 02:50:03 AM
Forum Rules: Read This Before Posting


« previous next »
Pages: [1]   Go Down

Topic: Please check the solution. Thank you.  (Read 4340 times)

0 Members and 1 Guest are viewing this topic.

Offline oceanmd

  • Full Member
  • ****
  • Posts: 114
  • Mole Snacks: +2/-19
Please check the solution. Thank you.
« on: March 31, 2008, 12:12:11 AM »
Please check whether the answer is correct. Thank you.

If the heat of fusion is 32.2 KJ/mol, what is the amount of heat energy required to melt 5.67 grams of FeO?

Solution:
5.67 grams of FeO = 5.67 / (55.85+16) = 0.0789 mol
q = delta H fus x m = 32.2 x 0.0789 = 2.54 KJ 
Logged

Offline agrobert

  • Chemist
  • Full Member
  • *
  • Posts: 629
  • Mole Snacks: +69/-17
  • Gender: Male
  • diels alder
Re: Please check the solution. Thank you.
« Reply #1 on: March 31, 2008, 12:15:12 AM »
Ok.  Please post with topic in subject next time.
Logged
In the realm of scientific observation, luck is only granted to those who are prepared. -Louis Pasteur

Offline oceanmd

  • Full Member
  • ****
  • Posts: 114
  • Mole Snacks: +2/-19
Re: Please check the solution. Thank you.
« Reply #2 on: March 31, 2008, 12:21:54 AM »
Agrobert,

Is the problem solved correctly? And will you please check two other problems I posted. Thank you.
Logged
Pages: [1]   Go Up
« previous next »
Sponsored Links