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When reacting acetic anhydride with salicylic acid, what is the theoretical yield of aspirin in g using the following data? Mass of salicylic acid 3.035 g MW, salicylic acid 138.12 g/mol Volume of acetic anhydride 5.9 mL Density of acetic anhydride 1.0820 g/mL MW, acetic anhydride 102.09 g/mol MW, aspirin 180.17 g/mol Mass of aspirin isolated 2.387 g

Discuss why it is important to separate cells from serum as soon as possible.  (1 point)

A chemical solution of a known concentration that can be used as a reference or calibration substance is:

When a 22s rule is violated, is it caused by systematic or random error? 

Which of the following values is altered by recent food ingestion?

A shift in control results is a:

Which of the following is required in a CAP accreditation, but not required as part of CLIA regulations? 

Explain the R4s Westgard QC rule.

Describe the action necessary for the 5th run of QC data for Hemoglobin controls: Mean Level I Hemoglobin = 5.7 g/dLStandard deviation = .6 Mean Level II Hemoglobin = 12.8 g/dLStandard Deviation = .4 Run (consecutive) Hemoglobin Level I control Hemoglobin Level II control 1 6.3 12.3 2 6.7 12.1 3 5.4 13.0 4 4.4 11.9 5 4.2 12.3 6 5.9 12.8 7 5.8 12.0 8 4.9 12.7

What is the reference range if the mean calcium on 300 samples is 9.4 mg/dL   and the Standard deviation is 0.85?