Let Q Represent a Mass of Radioactive Radium (²²⁶Ra)(in Grams),whose $Q = 5 \left( \frac { 1 } { 2 } \right) ^ { t / 1599 }$

question 58

Multiple Choice

Let Q represent a mass of radioactive radium (²²⁶Ra) (in grams) ,whose half-life is 1599 years.The quantity of radium present after t years is $Q = 5 \left( \frac { 1 } { 2 } \right) ^ { t / 1599 }$ Determine the quantity present after 300 years.Round to the nearest hundredth of a gram.

• A)0 g
• B)0.47 g
• C)5.00 g
• D)4.39 g
• E)0.88 g

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Definitions:

Production Possibilities Curves

A graphical representation that shows the maximum possible output combinations of two goods or services an economy can achieve when its resources are fully and efficiently utilized.

Trade

The exchange of goods, services, or both between two or more parties, either within an economy or between economies.

Consumption Possibilities

The range of goods and services that can be consumed given a consumer's income and prevailing prices.

International Trade

The exchange of goods and services across international boundaries or territories, involving the import and export of products.