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Part A How many years are required for the amount of krypton-85 in a spent nuclear reactor...

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Question

Physics

Part A

How many years are required for the amount of krypton-85 in aspent nuclear reactor fuel rod to be reduced by a factor of 1/8?The half-life of krypton-85 is 10.8 years.

Express your answer using three significantfigures.

t1/8 = ______ years

Part B

How many years are required for the amount of krypton-85 in aspent nuclear reactor fuel rod to be reduced by a factor of1/32?

Express your answer using three significantfigures.

t1/32 = ______ years

Part C

How many years are required for the amount of krypton-85 in aspent nuclear reactor fuel rod to be reduced by a factor of1/128?

Express your answer using three significantfigures.

t1/128 = ______ years

Answer & Explanation Solved by verified expert
3.6 Ratings (329 Votes)
The halflife of krypton85 is 108 years That means in 108 years amount of krypton85 gets reduced by a factor of 12 Now Part A How many years are required for the amount of    See Answer
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