State the half-life of krypton emitted into the atmosphere

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A small amount of krypton-85 is emitted into the atmosphere. The half-life of krypton-85 is 10.76 years. What fraction remains after 25 years?

Reference no: EM13190180

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State the half-life of krypton emitted into the atmosphere : emitted into the atmosphere. The half-life of krypton-85 is 10.76 years. What fraction remains after 25 years?
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