Chapter 8
The Mole
Part 2
1 Mole of Particles
What are the conversion factors?
Converting Moles and Grams
Aluminum is often used for the structure of
light-weight bicycle frames. How many grams
of Al are in 3.62 moles of Al?
a
•1 mole Al = 27.0 g Al
•1 mole Al = 27.0 g Al
•Conversion factors for Al
27.0g Al
or
1 mol Al
1 mol Al
27.0 g Al
•1 mole Al = 27.0 g Al
•Conversion factors for Al
27.0g Al
or
1 mol Al
1 mol Al
27.0 g Al
3.62 moles Al
•1 mole Al = 27.0 g Al
•Conversion factors for Al
27.0g Al
or
1 mol Al
1 mol Al
27.0 g Al
3.62 moles Al 27.0 g Al
1 mole Al
= 97.7g Al
A can of diet cola contains about 200.0 mg of the
artificial sweetener aspartame (Nutra-Sweet)
formula C14H18N2O5 is used to sweeten diet foods,
coffee and soft drinks. How many moles of
aspartame are present in a can of diet cola?
A can of diet cola contains about 200.0 mg of the
artificial sweetener aspartame (Nutra-Sweet)
formula C14H18N2O5 is used to sweeten diet foods,
coffee and soft drinks. How many moles of
aspartame are present in a can of diet cola?
14(12.0) + 18(1.0) + 2(14.0) + 5(16.0) = 294g/mol
A can of diet cola contains about 200.0 mg of the
artificial sweetener aspartame (Nutra-Sweet)
formula C14H18N2O5 is used to sweeten diet foods,
coffee and soft drinks. How many moles of
aspartame are present in a can of diet cola?
14(12.0) + 18(1.0) + 2(14.0) + 5(16.0) = 294g/mol
200.0 mg 0.001g
mg
A can of diet cola contains about 200.0 mg of the
artificial sweetener aspartame (Nutra-Sweet)
formula C14H18N2O5 is used to sweeten diet foods,
coffee and soft drinks. How many moles of
aspartame are present in a can of diet cola?
14(12.0) + 18(1.0) + 2(14.0) + 5(16.0) = 294g/mol
200.0 mg 0.001g
mg
mol
294g
6.803 x 10-4 mol C14H18N2O5
How many aspartame molecules would you
consume for each can of diet cola that you drank?
How many aspartame molecules would you
consume for each can of diet cola that you drank?
6.803 x 10-4 mol C14H18N2O5
6.02 x 1023 molecules
mol
= 4.10 x 1020 C14H18N2O5 molecules
4.10 x 1020 C14H18N2O5 molecules
•
•
•
•
•
How many carbon atoms?
How many hydrogen atoms?
How many nitrogen atoms?
How many oxygen atoms?
How many total atoms?