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An isotope of gallium, 67Ga, has an atomic number of 31 and a half-life of 78...

An isotope of gallium, 67Ga, has an atomic number of 31 and a half-life of 78 hours. Consider a small mass of 3.4 grams for 67Ga which is initially pure.

1. Initially, what is the decay rate of the gallium? Ro =

2. What is the half-life of the gallium after 24 hours? T1/21 =

3. Initially, what is the initial decay constant of the Ga atoms after 24 hours?

4. λ1 = What is the decay rate of the gallium after 24 hours? R1 =

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