¹⁴C Has an Activity of 0 $\times$ 10³ Y
B) 5 $\times$

question 33

Multiple Choice

¹⁴C has an activity of 0.25 Bq per gram of carbon for living organisms.The half-life of ¹⁴C is 5730 years.If a sample of charcoal from an archeological dig yields a ¹⁴C activity of 0.15 Bq per gram of carbon,how old is the material?

• A) 6.6 \(\times\) 10³ y
• B) 5.1 \(\times\) 10³ y
• C) 4.2 \(\times\) 10³ y
• D) 1.7 \(\times\) 10³ y
• E) 1.4 \(\times\) 10³ y

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Definitions:

Employment

The condition of having paid work or the total number of people currently employed in the economy.

Labor Supply Curve

A graphical representation that shows the relationship between the wages received by individuals and the quantity of labor (hours worked) they are willing to offer at those wages.

Marginal Cost

The increase in cost resulting from the production of one additional unit of output.

Weekly Wage Rate

The amount of money that an individual earns in one week for their labor.