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The amount of radioactive ""(52)I^(123) ...

The amount of radioactive `""_(52)I^(123) (t_(1//2)=25` minutes) left after 50 minutes will be :

A

`(1)/(4) `

B

`(1)/(2) `

C

`(1)/(3) `

D

`(1)/(8) `

Text Solution

Verified by Experts

The correct Answer is:
A
`1 overset("25 mins")to (1)/(2) overset("25 mins")to (1)/(4) `
`underset("Total = 50 mins")harr `
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