February 28, 2020, 05:34:01 PM
Forum Rules: Read This Before Posting


Topic: intro to engineering chem  (Read 3311 times)

0 Members and 1 Guest are viewing this topic.

Offline ahawk1

  • Regular Member
  • ***
  • Posts: 54
  • Mole Snacks: +0/-0
intro to engineering chem
« on: February 02, 2009, 03:12:28 PM »
Sulfur, S8, combines with oxygen at elevated temperatures to form sulfur dioxide. If 312 oxygen molecules are used up in this reaction, how many sulfur molecules reacted?

How do i know what the formula is?

Offline typhoon2028

  • Full Member
  • ****
  • Posts: 251
  • Mole Snacks: +18/-12
Re: intro to engineering chem
« Reply #1 on: February 02, 2009, 03:17:45 PM »
Do you know the formula for carbon dioxide?

Offline ahawk1

  • Regular Member
  • ***
  • Posts: 54
  • Mole Snacks: +0/-0
Re: intro to engineering chem
« Reply #2 on: February 02, 2009, 03:20:26 PM »
CO2
so would it be SO2 and if there is 312 oxygen 156 Sulfur?

Offline ahawk1

  • Regular Member
  • ***
  • Posts: 54
  • Mole Snacks: +0/-0
Re: intro to engineering chem
« Reply #3 on: February 02, 2009, 03:33:38 PM »

ok so i wrote out the formula and balanced it
S8+8O2-->8SO2
i got 39 for the previous answer and it was right!

thanks for the help =]



Sponsored Links