If You Have Three Threads Laying on Top of Each

question 5

Multiple Choice

If you have three threads laying on top of each other on a slide and you are focused on the top-most thread, then ________.

• A)all three threads should be in clear focus
• B)you are ready to rotate the ocular lens
• C)neither the middle nor the bottom-most thread will be in clear focus
• D)the middle thread will also be in clear focus

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Definitions:

Mechanism

The detailed step-by-step process or pathway by which a chemical reaction occurs, including the rearrangements of bonds and intermediate stages.

Reaction

A process in which substances interact to form new products, involving the reorganization of atoms or groups of atoms.

Ammonia

A compound of nitrogen and hydrogen with the formula NH3, characterized by its pungent smell and used as a fertilizer and cleaning agent.

2-Phenylethylamine

An organic compound with the formula C8H11N, characterized by a phenyl group attached to an ethylamine.