Simplest Formula	<br />Prepared by: Stephen Boylan<br />October 20, 2009 <br />
Simplest Formula  .<br />.<br />.<br />
Simplest Formula -  Simple001<br />A. Combustion in Excess oxygen <br />12.795 g. HC   ----&gt;   32.689 g. CO2  +  13.377...
Molar Mass CO2       <br />Element     Number   Atomic Mass  Formula<br />                      n           Units, amu    ...
Molar Mass H2O<br /> <br />Element     Number   Atomic Mass          Formula<br />                        n           Unit...
 <br />2.0 Calculate the grams of carbon, hydrogen and oxygen.<br /> <br />12.795g. HC --&gt; 32.689 g CO2  +  13.377 g. H...
Moles of carbon, hydrogen and oxygen.<br /> <br />C:  8.921 g. C      1 mole C             =      0.7429 moles C<br />    ...
 Ratios  Divide by smallest<br /> <br />C:  0.7429 moles C      1            =     5.003  ~   5 moles C <br />            ...
C5 H10 O1<br />
 <br />The End <br />
Upcoming SlideShare
Loading in …5
×

Simplest Formula01a

516 views

Published on

revision A

Published in: Education
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
516
On SlideShare
0
From Embeds
0
Number of Embeds
16
Actions
Shares
0
Downloads
3
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Simplest Formula01a

  1. 1. Simplest Formula <br />Prepared by: Stephen Boylan<br />October 20, 2009 <br />
  2. 2. Simplest Formula .<br />.<br />.<br />
  3. 3. Simplest Formula - Simple001<br />A. Combustion in Excess oxygen <br />12.795 g. HC ----&gt; 32.689 g. CO2 + 13.377 g. H2O<br />B. 5 Step Calculation <br />C. The Simplest Formula<br />.CxHy Oz<br />
  4. 4. Molar Mass CO2 <br />Element Number Atomic Mass Formula<br /> n Units, amu Mass, <br /> C 1 12.01 12.01<br /> O 2 16.00 32.00<br /> 44.01grams per mole CO2<br />
  5. 5. Molar Mass H2O<br /> <br />Element Number Atomic Mass Formula<br /> n Units, amu Mass, n(amu)<br /> H 2 1.008 2.016<br /> <br /> O 1 16.00 16.00<br /> 18.02 grams per<br /> mole H2O<br /> <br />
  6. 6.  <br />2.0 Calculate the grams of carbon, hydrogen and oxygen.<br /> <br />12.795g. HC --&gt; 32.689 g CO2 + 13.377 g. H2O<br />C:<br />32.689 grams CO2 12.01 grams C = 8.921 g. C<br /> 44.01 grams CO2<br />H:<br />13.377 grams H2O 2x1.008 grams H = 1.497 g H<br /> 18.02 grams H2O<br />O:<br />12.795 g HC - 8.921g C - 1.497 g H= 2.377 g O<br /> <br />
  7. 7. Moles of carbon, hydrogen and oxygen.<br /> <br />C: 8.921 g. C 1 mole C = 0.7429 moles C<br /> 12.01 grams C <br /> <br />H: 1.497 g. H 1 mole H = 1.485 mole H<br /> 1.008 grams H<br /> <br /> <br />O: 2.377 g. O 1 mole O = 0.1485 mole O<br /> 16.00 grams O <br />
  8. 8. Ratios Divide by smallest<br /> <br />C: 0.7429 moles C 1 = 5.003 ~ 5 moles C <br /> 0.1485<br />H: 1.485 mole H 1 = 10 moles H <br /> 0.1485<br />O: 0.1485 mole O 1 = 1 moles O <br /> 0.1485<br /> <br />
  9. 9. C5 H10 O1<br />
  10. 10.  <br />The End <br />

×