Question
Medium
Solving time: 5 mins
decays to with a half-life of y. This happens in a number of steps. Can you justify a single half for this chain of processes? A sample of rock is found to contain 2.00 mg of and 0.600 mg of Assuming that all the lead has come from uranium, find the life of the rock.
Text solutionVerified
Given:
Half-life of years
Total Number of atoms present in the rock initially,
Now,
Here,
Disintegration constant
Life of the rock
Half-life of years
Total Number of atoms present in the rock initially,
Now,
Here,
Disintegration constant
Life of the rock
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Question Text | decays to with a half-life of y. This happens in a number of steps. Can you justify a single half for this chain of processes? A sample of rock is found to contain 2.00 mg of and 0.600 mg of Assuming that all the lead has come from uranium, find the life of the rock. |
Topic | Nuclei |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 |
Upvotes | 75 |