A Boy Plays Solitary Seesaw by Placing a Long Plank

question 41

Multiple Choice

A boy plays solitary seesaw by placing a long plank over a small rock and sitting at one end of the plank.When the seesaw is balanced,the boy's mass is most likely

• A)greater than the mass of the seesaw.
• B)less than the mass of the seesaw.
• C)equal or very nearly equal to the mass of the seesaw.
• D)Not enough information is given.

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Definitions:

Stereoisomers

Molecules that have the same molecular formula and sequence of bonded atoms (constitution), but differ in the three-dimensional orientations of their atoms in space.

Alkyl Iodide

A chemical compound characterized by an alkyl group bonded to an iodine atom, used in organic synthesis.

E2 Elimination

A bimolecular elimination reaction where the removal of a hydrogen atom and a leaving group from adjacent carbon atoms occurs simultaneously.

Organic Product

A compound or substance that has been derived from living matter, typically containing carbon atoms in its molecular structure.