Working with Concentration Conversion
44. The concentrations of lead in blood samples are often reported in units of micromoles of lead per liter of blood. Calculate the value of the concentration in these units of a blood sample containing 45 ppb lead, assuming that the density of blood is one gram per milliliter.
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A mole is an amount of a substance that contains 6.023*10^23 molecules or atoms. A micromole is one-millionth of a mole.
thus, 1 micro mole = 6.023*10^17 atoms
Owing to the dilute nature of the ...
Solution Summary
The solution explains concentration conversions.
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