Explain the Processes of Dialysis & Osmosis Lab Report

LAB REPORT No 3

NAME_______________________________ DATE________________

  1. Testing for specific ions and substances.
ExperimentsTest

Observed changes

1.aCl-1
1.bFe+3
1.cCO3-2
1.dNa+1
1.dK+1
2.aglucose
2.bstarch
  1. Dialysate Solution Test
TestObservationsConclusions

Cl-1

Glucose

Starch

  1. Testing for electrolytes.
SubstanceType of electrolyte
StrongWeakNonIons and/or moleculesConclusions
1% NaCl
5% glucose
1% NaOH
1% NH4OH

Questions

  1. word image 2690 From the figure on the right, what relationship exists between the electrical conductivity and the type of particle dissolved in the solution?
  1. State whether each of the following solutions is hypotonic, hypertonic or isotonic to red blood cells and whether crenation, hemolysis or no change will take place. (Find these definitions on page 307 and 308 of the textbook)
Solutionhypotonic, hypertonic, or isotoniccrenation, hemolysis, or no change
3% glucose
0.9% NaCl
Pure water
  1. Explain the processes of Dialysis and Osmosis.

(Find this information on page 306, 307 and 309 of the textbook)

word image 2691 word image 2692

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