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In the mass spectrum of cocaine, what is the mass-to-charge ratio of the base peak? 

The nurse notes the client has a hypertonic solution infusing.  A hypertonic solution is contraindicated in a client:

What is the priority for treating an open wound on the patient’s abdomen?

A nurse is administering magnesium sulfate intravenously to a client diagnosed with hypomagnesemia. Which medication should be readily available and why?

The nurse evaluates the effectiveness of fluid resuscitation for a burn injury.  Which finding indicates an effective fluid balance?

What is your first steps in handling this situation?

A nurse is administering magnesium sulfate intravenously to a client diagnosed with hypomagnesemia. Which medication should be readily available and why?

Which laboratory value would require immediate action by the nurse?

SPME headspace analysis was performed on a blood sample to determine the blood alcohol concentration (BAC) of a victim after death. The partial pressure of ethanol above the blood was determined to be 2.18×10-4 atm via GC analysis. What was the actual BAC? (KH = 2300 mol/Latm)

An unknown compound with molecular formula C5H10O has the IR spectrum below. Which of these five molecules is it most likely to be?