Question
Easy
Solving time: 2 mins
A radioactive element decays into with a half-life of 2 days. A fresh prepared sample of has a mass of . What mass of and are there in the sample after 4 days?
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Text solutionVerified
After 2 days, we have
A=6 g, B=(12-6) g=6 g
After 4 days, we have
A=3 g, B=(12-3) g=9 g
A=6 g, B=(12-6) g=6 g
After 4 days, we have
A=3 g, B=(12-3) g=9 g
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Question Text | A radioactive element decays into with a half-life of 2 days. A fresh prepared sample of has a mass of . What mass of and are there in the sample after 4 days?
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Topic | Nuclei |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 |
Upvotes | 96 |