Which of the Following Statements About β⁺ Decay Are Correct

question 21

Multiple Choice

Which of the following statements about β⁺ decay are correct? (There may be more than one correct choice.) During β⁺ decay

• A) an orbital electron is captured by the nucleus.
• B) a proton is emitted from the nucleus.
• C) a neutron in the nucleus decays to a proton and an electron.
• D) a proton in the nucleus decays to a positron and a neutron.
• E) the atomic number Z of the isotope increases by one unit but the atomic weight A remains unchanged.

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Definitions:

Bid-Ask Spread

The difference between the highest price a buyer is willing to pay (bid) and the lowest price a seller is willing to accept (ask) for an asset.

Dealers

Individuals or entities that act as principals in buying and selling securities for their own account.

Market Inefficiencies

These are situations where the current price of a security does not fully reflect all available information, potentially allowing investors to earn above-average returns.

Ask Price

The minimum price a seller is willing to accept for an asset or security.