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Question: A multiple dilution series was made. The sample was diluted 1:2, 1:3, 1:4, and 1:5. The original concentration of the sample was 2400 mg/dL. What is the concentration of the sample in the last tube?\\r\\n\\r\\n a. \\r\\n240 mg/dL\\r\\n b. \\r\\n200 mg/dL\\r\\n c. \\r\\n20 mg/dL\\r\\n d. \\r\\n2 mg/dL\\r\\n  Edit

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