Unit 1.6 The Mole
This section deals with the concept of the mole. Interviews
with students reveal their uncertainty about the concept.
An activity is presented to help students visualize what
a mole is by combining a familiar game with chemical calculations.
Video program cues: 33:40-42:40
What is a mole?
"I think this is the 6.02x1023
"Something that hunches underground-an animal-and it digs
"It's used for calculating lots of chemistry equations
Mole Day home page. National Mole Day is celebrated,
October 23 (10-23) each year. Resources are listed.
About the mole
"The primary unit for the amount of substance
in a chemical element is the mole, and if you are talking
about the stoichiometry of a reaction, the mole is the basis
Dr. Willie May
National Institute of Standards, Maryland
Rohrig, B. (2000) 'Fizzy Drinks: Stoichiometry You Can Taste,
'Journal of Chemical Education, Vol. 77, No. 12, pp: 1608A-1608B.
Periodic Table hopscotch laboratory
Leslie Pierce helps her students visualize the mole through
a fun activity based on calculations.
- "Mole" tutorial
- Explains what
a mole is in chemistry and shows how to convert masses
to moles. Other stoichiometric calculations are also shown.
Wakeley, D.M. (2000) 'Developing an Intuitive Approach to
Moles, 'Journal of Chemical Education, Vol. 77, No. 8, pp:
to Unit 1.7