A Thallium Source with a Half-Life of 3

question 72

Multiple Choice

A thallium source with a half-life of 3.7 years was certified at 10 kBq ten years ago.What is its activity now?

• A)4.7 kBq
• B)3.3 kBq
• C)1.5 kBq
• D)1.0 kBq

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Definitions:

Short-Run Aggregate Supply Curve

Represents the relationship between the total production of goods and services at different price levels in an economy, assuming some inputs are fixed.

Price Level

A measure of the average of current prices across the entire spectrum of goods and services produced in the economy, often used to gauge inflation.

Production

The process of creating goods and services from various inputs such as labor, technology, and raw materials.

Price Level

The average of current prices across the entire spectrum of goods and services produced in an economy.