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Like Many Students, Dahlia Has Financial Problems

question 71

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Like many students, Dahlia has financial problems.And like many students, she tries to find ways to make her money go further.Some of her strategies are better than others.She recently was detained by a security guard after she switched price tags on two pairs of pants, and tried to buy the more expensive pair with the less expensive tag on it.Which of the following statements is TRUE?


Definitions:

Element

A substance that cannot be changed to a simpler substance by a normal chemical reaction.

Neutrons

Subatomic particles without an electric charge, found in the nucleus of an atom, contributing to the atom's mass.

Electrons

subatomic particles with a negative charge, found in all atoms and acting as the primary carrier of electricity in solids.

Valence Shells

The outermost electron shell of an atom that determines its bonding behavior with other atoms.

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