Sodium-24 is used for monitoring blood circulation. If 4.16 µg of sodium-24 has an activity of 36.3 Ci, what is its decay constant, k, and its half-life, t₁2? The mass of a sodium-24 atom is 24m. k 11/2 0.231 Incorrect m= 5.5 incorrect What mass of the sodium-24 sample remains after 36.0 h? 0.105 Incorrect HB

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Chapter20: Nuclear Chemistry
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Sodium-24 is used for monitoring blood circulation.
If 4.16 µg of sodium-24 has an activity of 36.3 Ci, what is its decay constant, k, and its half-life, f1? The mass of a sodium-24
atom is 24m.
k=
Incorrect
11/2=
0.231
m=
5.5
Incorrect
What mass of the sodium-24 sample remains after 36.0 h?
0.105
Incorrect
h
148
Transcribed Image Text:Sodium-24 is used for monitoring blood circulation. If 4.16 µg of sodium-24 has an activity of 36.3 Ci, what is its decay constant, k, and its half-life, f1? The mass of a sodium-24 atom is 24m. k= Incorrect 11/2= 0.231 m= 5.5 Incorrect What mass of the sodium-24 sample remains after 36.0 h? 0.105 Incorrect h 148
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