The Mass Number of an Atom Is Determined by the Combined

question 28

Multiple Choice

The mass number of an atom is determined by the combined masses of its ____.  

• A) neutrons and protons
• B) neutrons and electrons
• C) protons and electrons
• D) protons, neutrons, and electrons
• E) neutrons, nucleus, and electrons

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Definitions:

Creatinine Kinase (CK)

An enzyme found in the heart, brain, skeletal muscle, and other tissues. Elevated levels in the blood often indicate muscle or heart injury.

Chest Pain

A feeling of discomfort or pain in the chest area, which can be a symptom of various conditions ranging from digestive issues to heart-related problems.

Venipuncture

The puncture of a vein; the insertion of a needle into a vein for the purpose of obtaining a blood sample or instilling a substance.

Clench Fist

The act of closing the hand tightly, often as a physical expression of stress or anger.