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LA6-Water Electrolytes and Acid Base Balance Lab Assignment.docx

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Water, Electrolytes, and Acid-Base Balance Lab AssignmentPrelab Safety ReviewChemical HazardsList each Chemical:For each, what is the specificHazard based on-search/or list “unknown” or“nonhazardous”:For each, what are theSpecific Safety Precautionsyou will take:Saturated bicarbonatesolutionNonhazardousDispose immediately afteruse.Red phenolNonhazardousDispose immediately afterusePhysical HazardsList each Physical Hazard:For each, explain WHY it ishazardous:For each, what are theSpecific Safety Precautions:ScissorsCan harm one selfUse handles and put awayafter useGlass stirring rodIf break can harm someoneWear gloves, clean and putaway after use.Exercise 1Data Table 1: pH ValuesSubstancepHValueAcid,Base, orNeutralPhoto of pH strip1 |P a g e
Urine6AcidSaliva6AcidBlood7NeutralGastricAcid1.5-3.5Acid2 |P a g e
DistilledWater6AcidData Table 2: pH Change With and Without BufferTime to Color ChangeBuffer not PresentNo color changeBuffer PresentPink did not change colorExercise 1 - Questions1. Evaluate whether the following statement is True or False, using examples from this lab aswell as other examples found through research: Biological fluids in the human body have aneutral pH (7 +/- .5).False because biological fluids that I have researched in the body have different pH such asgastric acid2. Explain how this experiment mimics the carbonic acid-bicarbonate buffer system in the

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Term
Summer
Professor
patricia wright
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