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What is the 1/2 half life of Cesium 137 in years?

What is the 1/2 half life of Cesium 137 in years?-example-1

2 Answers

4 votes

Answer:

about 30.17 years

Step-by-step explanation:

Caesium-137 has a half-life of about 30.17 years. About 94.6% decays by beta emission to a metastable nuclear isomer of barium: barium-137m (137mBa, Ba-137m). The remainder directly populates the ground state of barium-137, which is stable.

User Erik Bennett
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1 vote

Answer:

About 30.17 years

Step-by-step explanation:

About 94.6% decays by beta emission to a metastable nuclear isomer of barium: barium-137m . The remainder directly populates the ground state of barium-137, which is stable.

User Sundar Ram
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