You Discover a New Element Which Consists of Two Isotopes

question 88

Multiple Choice

You discover a new element which consists of two isotopes.  The first isotope, ²⁴³X (mass = 242.45 u)   comprises 40.000% of the total.  The second isotope, ²⁴⁸X (mass = 247.11 u) accounts for the rest.  What would be the average atomic mass for your new element?

• A)242.45 u
• B)244.32 u
• C)245.25
• D)247.11

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Environment

Encompasses the surrounding conditions and factors that affect the living and non-living elements of an individual's or organism's life.

Behavior

The actions or reactions of a person or animal in response to external or internal stimuli.

Trait

A characteristic way of thinking, feeling, or behaving that is consistent over time and across situations.

Five-Factor Theory

A model in psychology that describes human personality as composed of five broad traits: openness, conscientiousness, extraversion, agreeableness, and neuroticism.