If a Nucleus Gains a Neutron and Then Undergoes Beta

question 78

Multiple Choice

If a nucleus gains a neutron and then undergoes beta emission,_____.

• A) its atomic number decreases by one and its mass number increases by one
• B) its atomic number is unchanged and its mass number increases by one
• C) both its atomic number and its mass number are unchanged
• D) its atomic number increases by one and its mass number is unchanged
• E) its atomic number increases by one and its mass number increases by one

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Definitions:

Classical Conditioning

A learning framework in which the recurrent association of two stimuli results in a response that, while initially evoked by the second stimulus, is subsequently evoked by the first stimulus alone.

Positive Attitude

A mental state or disposition that reflects expectations of favorable outcomes or an optimistic viewpoint.

Plastic Crash Dummies

Models made of plastic and other materials designed to simulate human physical responses in vehicle crash testing to improve safety.

Validity Effect

The phenomenon where a belief or a statement is more likely to be accepted as true the more it is repeated or encountered, regardless of its actual validity.