What Energy Must Be Added or Given Off in a Reaction

question 69

Multiple Choice

What energy must be added or given off in a reaction where a helium atom is separated into two hydrogen atoms and two neutrons? (Atomic masses for each: hydrogen,1.007825 u;neutron,1.008665 u;helium,4.002602 u;also,1 u = 931.5 MeV/c². )

• A)28.3 MeV given off
• B)20.7 MeV added
• C)20.7 MeV given off
• D)28.3 MeV added

Understand the importance of communication in nursing care.

Identify effective strategies for coping with stress in healthcare settings.

Recognize the significance of correctly explaining medical procedures to patients.

Diagnose communication challenges and select appropriate nursing diagnoses.

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