The Stability of Sc with Respect to Alpha,β⁺,and β^-

question 26

Multiple Choice

The stability of Sc with respect to alpha,β⁺,and β^- decay is to be determined.Do not consider the possibility of decay by electron capture.The following atomic masses are known: He: 4.002603 u K: 42.960717 u Ca: 46.954543 u Sc 46.952409 u Ti: 46.951764 u The Sc nuclide is

• A)not subject to alpha,β⁺,or β^- decay.
• B)subject to alpha decay only.
• C)subject to β⁺ decay only.
• D)subject to β^- decay only.
• E)subject to β⁺ or β^- decay,but not to alpha decay.

---

Definitions:

Share Repurchase

A program by which a company buys back its own shares from the marketplace, reducing the amount of outstanding stock and potentially increasing the value of remaining shares.

Excess Cash

This refers to the amount of money a company holds that is beyond what is required for its operational needs and potential investments.

Shares Outstanding

Represents the total number of shares of a corporation that are currently owned by all its shareholders, including share blocks held by institutional investors and restricted shares.

Owners' Equity

The residual interest in the assets of a company after deducting its liabilities.