A Radioactive Isotope in a 9

question 129

Multiple Choice

A radioactive isotope in a 9.0-mL vial has an intensity of 300 mCi. How much of the liquid should be injected into a patient to deliver a dose of 50 mCi?

• A) 0.9 mL
• B) 1.5 mL
• C) 3.0 mL
• D) 4.5 mL

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