What Is the Specific Activity (In Ci/g) of an Isotope $\beta$

question 63

Multiple Choice

What is the specific activity (in Ci/g) of an isotope if 3.56 mg emits 4.26* 10⁸ $\beta$ particles per second?

• A) 0.003232 Ci/g
• B) 0.0115 Ci/g
• C) 0.309 Ci/g
• D) 3.23 Ci/g
• E) None of these choices is correct.

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