The friction force between two surfaces is modeled using the following equation: 
where 
friction force in N 
coefficient of friction 
normal force in N
What is the appropriate unit for 
if the preceding equation is to be homogeneous in units?
Definitions:
Merchant
An individual or company engaged in the business of selling goods or services.
UCC Article 2
Part of the Uniform Commercial Code that governs the sale of goods in the United States.
Camping Store
A retail establishment that specializes in selling equipment and supplies for camping.
Interpreted
The process of explaining or understanding the meaning of something, often used in the context of translating languages or analyzing legal texts.
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