Documents The Mole A Counting Unit 09 You WILL NEED your calculators from now on!! Rev 10/12/09.

Slide 1The Mole A Counting Unit 09 You WILL NEED your calculators from now on!! Rev 10/12/09 Slide 2 Other Counting Units t 1 Dozen =12 things t 1 Pair =2 things t 1 Gross…