The Half-Life of 32 Grams of a Radioactive Substance Is

question 1

Multiple Choice

The half-life of 32 grams of a radioactive substance is 6.5 hours. How many grams of the substance remain after 19.5 hours?

• A)16 grams
• B)8 grams
• C)4 grams
• D)2 grams
• E)32 grams

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Definitions:

Voting Stock

Shares that give the shareholder the right to vote on matters of corporate policy and the election of the board of directors.

Common Stock

Shares representing ownership in a corporation, entitling the shareholder to a portion of the corporation's profits and a vote in shareholder meetings.

Preferred Stock

Preferred stock is a class of ownership in a corporation that has a higher claim on its assets and earnings than common stock, typically coming with dividend priority.

Entitles

Grants or gives a right or a claim to something, often used in legal and financial contexts.