Half life of Sodium-24 is 15 hours. How much Sodium (in gm) will be le – McqOptions

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1.	Half life of Sodium-24 is 15 hours. How much Sodium (in gm) will be left out of 0.25gm after 30 hours?
A.	0.125
B.	0.03125
C.	0.0625
D.	0.015625
Answer» D. 0.015625

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