An Yttrium Isotope Has 39 Protons and 50 Neutrons in Its

question 98

Multiple Choice

An yttrium isotope has 39 protons and 50 neutrons in its nucleus.Which one of the following symbols accurately represents this isotope?

• A) \({}^{39}_{89}\) Y
• B) \({}^{89}_{50}\) Y
• C) \({}^{89}_{39}\) Y
• D) \({}^{50}_{39}\) Y
• E) \(\begin{array} { l }
• 39 \\
• 50
• \end{array}\) Y

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Definitions:

Moderation Management

A behavioral change program and support group for individuals seeking to reduce their alcohol intake rather than abstaining altogether.

Attaining Goals

The process of setting, pursuing, and achieving objectives or specific outcomes.

Guarantee Confidentiality

The assurance that personal information shared in a specific context will be kept private and not disclosed without consent.

Counselor Can Assure

A principle stating that a counselor can provide a degree of certainty to clients regarding confidentiality, the therapeutic process, and outcomes.