If a Material Has a Half-Life of 24 Hours,how Long

question 38

Multiple Choice

If a material has a half-life of 24 hours,how long do you have to wait until the amount of radioisotope is 1/4 its original amount?

• A)12 hours
• B)24 hours
• C)48 hours
• D)72 hours
• E)practically forever,but it may be safe by then

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Definitions:

Marginal Rate

The rate at which one variable changes as another variable changes by one unit, commonly used in the context of tax rates or marginal rate of substitution in economics.

Transformation

The process of changing the state, form, or structure of something, often seen in contexts ranging from technology to economics.

Production Possibility

Represents various combinations of amounts of two or more goods or services that can be produced within a given time period, with a given amount of resources, and with technology constraints.

Capital

Capital refers to financial assets or the financial value of assets, such as funds held in deposit accounts as well as the physical factors of production.