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Chemistry, 09.12.2021 04:20 elizabethivy75

The beta decay of cesium-137 has a half-life of 30.0 years. How many years must pass to reduce a 25 mg sample of cesium 137 to 8.7 mg

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The beta decay of cesium-137 has a half-life of 30.0 years. How many years must pass to reduce a 25...

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