A 20-Kg Object Moving 5

question 46

Multiple Choice

A 2.0-kg object moving 5.0 m/s collides with and sticks to an 8.0-kg object initially at rest. Determine the kinetic energy lost by the system as a result of this collision.

• A) 20 J
• B) 15 J
• C) 30 J
• D) 25 J
• E) 5.0 J

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Definitions:

Basicity

A measure of the ability of a compound to accept protons.

Nucleophilicity

A measure of a molecule or ion's strength as a nucleophile, or its ability to donate an electron pair to an electrophile.

Basicity

A measure of a substance's ability to donate electrons or accept protons, commonly applied in the context of acids and bases.

Nucleophilic

Characteristic of a chemical species that donates an electron pair to an electrophile to form a chemical bond in reaction.