Fluorine Has an Atomic Number of 9 and a Mass

question 63

Multiple Choice

Fluorine has an atomic number of 9 and a mass number of 19. How many electrons are needed to complete the valence shell of a fluorine atom?

• A) 1
• B) 3
• C) 0
• D) 7
• E) 9

Recognize the importance of brain imaging techniques in understanding brain anatomy and function.

Analyze the relationship between cognition and technology, emphasizing human factors in design.

Understand the influence of self-awareness on behavior and decision-making.

Comprehend expectancy-value theory and its impact on goal setting and achievement.

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Definitions:

Void

A keyword used in programming languages to indicate that a method does not return any value.

BaseRadius

Typically refers to a property or variable used to denote the radius of a base in geometric shapes or structures.

Height

Height refers to the measurement of an object or individual from base to top or from the ground to its highest point.

Cylinder

A geometric solid that is bounded by a circular base, a congruent parallel top, and a curved surface that connects the two circles.