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In order to determine the volume of blood in an animal without killingit, a 1.00 ml sample of an aqueous solution containing tritium is injected into the animal blood stream. The sample injected has an activity of 1.8 xx 10^(6) cps ( counts per second ) . After sufficient time for the sample to becompletely mixed with the animal blood due to normal blood circulation, 2.00ml of blood as withdrawn from animal and the activity of the blood sample withdrawn is found to be 1.2 xx 10^(4) cps. Calculate the volume of the animal blood. |
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Answer» 300ml |
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