Cesium-134 Is a β Emitter with a Half-Life of 2

question 95

Multiple Choice

Cesium-134 is a β emitter with a half-life of 2.0 years. How much of a 2.50-g sample of cesium-134 will remain after 10 years?

• A) 0.0024 g
• B) 0.078 g
• C) 0.25 g
• D) 0.50 g
• E) 80.0 g

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