The Instability of Uranium-235 Compared to Uranium-238, Along with the Relative

question 32

Multiple Choice

The instability of uranium-235 compared to uranium-238, along with the relative stability of hydrogen compared to tritium, shows that the stability of a given nucleus depends upon

• A) the speed of electrons orbiting the nucleus: more mass means more gravitational pull.
• B) adding or subtracting neutrons, which can change a stable isotope into an unstable isotope.
• C) the mass: heavier nuclei are always less stable.
• D) the number of electrons in the nucleus.

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Definitions:

Merit Raises

A method of increasing an employee's pay based on their performance.

Pay Ranges

Sets of varying salaries that an employer is willing to pay for a particular job, reflecting experience, skill level, and responsibilities.

Merit Bonuses

Financial rewards given to employees based on their performance, achievements, or meeting certain criteria.

Behaviourally Anchored Rating Scales

A performance evaluation method that rates employees based on their behaviors related to specific job tasks using scales anchored with behavioral examples.