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Chemistry Nuclear Chemistry General Single Correct MCQ
Published on: August 13, 2026

A small amount of solution containing Na 24 nucleide with activity A = 2 × 10 3 dps was administered into blood of a patient in a hospital. After 5 hour, a sample of the blood drawn out from the patient showed an activity of 16 dpm per c.c.t 1/2 for Na 24 = 15 hr. Find:

A
Volume of the blood in patient.
B
Activity of blood sample drawn after a further time of 5 hr.

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The correct answer is:
CHECK THE SOLUTION.

= 5.95 × 10 3 ml = 0.2118 dps/ml

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