If 3011 ×10²³ Molecules Have a Mass of 20

question 47

Multiple Choice

If 3.011 ×10²³ molecules have a mass of 20.04 grams,what is the molar mass of this substance?

• A)40.08 g/mol
• B)10.02 g/mol
• C)20.04 g/mol
• D)6.658 × g/mol
• E)none of the above

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Definitions:

Twin Study

A research method in genetics and psychology that compares the similarities between monozygotic (identical) and dizygotic (fraternal) twins to understand the influence of genetics versus environment on traits and behaviors.

Birth Order

The chronological order of sibling births in a family, which is often theorized to influence personality development and behaviors of individuals.

Morningness-Eveningness

A characteristic of individuals that refers to their preference for mornings or evenings in terms of peak alertness and activity.

Confounding Variables

In a correlational study, an outside variable related to the primary variables; also known as third variables.