Answer to Question #158159 in General Chemistry for Elizabeth

Question

The white blood cell concentration in normal blood is approximately 12,000. cells/mm^3

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of blood. How many white blood cells does a normal adult with 5.0 L of blood have? Express the answer in scientific notation remembering to use the letter "e" to represent the power of ten. There are 1,000,000 mm^3

3

in 1 L. Numbers in bold count towards significant figures.

Type your answer here with correct significant figures and units:

Answer 1

5.0 L = 5e6 mm³

12e3 cells in 1 mm³

x cells in 5e6 mm³

x = 6e10 cells