PLEASE PROVIDE THE INTERPRETATION OF ALL SAMPLES FOR HELPFUL RATINGS. THANK YOU. *INCLUDE ALL YOUR REFERENCES

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter31: Introduction To Analytical Separations
Section: Chapter Questions
Problem 31.19QAP
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6 PLEASE PROVIDE THE INTERPRETATION OF ALL SAMPLES FOR HELPFUL RATINGS. THANK YOU. *INCLUDE ALL YOUR REFERENCES
Materias:
Test tubes
Hydrogen peroxide (3% solution)
Assorted living tissue: siced raw potato, ground meat, liver, ground young leaves
Assorted non-living material: piece of baked potato, cooked meat, cooked iver, Boiled leaves
Open with
Procedure
Catalase
1. Fill each labelled test tube (A- H) approsimately 3 mi with fresh hydrogen peroxide.
2. Add a small amount of material to be tested.
3. Perform three trials of each sample at different temperature (10°C, 37C and SoC)
3. Note whether ar not bubbies are prodced and the rate of reaction (time Masimum of 10 minutes)
Test tube A
Test bube
Test tube C
Test tube D
Test tube E
Test hube F
Test tube G
Test tube H
Fresh
Leaves
Fresh
Ground
Ground
Bolled
Boled Meat
Boiled Liver
Boled Leaves
Potato
Meat
Liver
Potato
Results
Sample
Expected Resut
Actual Result
Rate of reaction
Interpretation
(Time - secondsl
37C
so'c
A.
Positive Negative
10t
Bubbles
11
15
Positive
Negative
10c
37°C
11
Positive
Negative
10°c
37C
so'c
10
D.
Positive
Negative
10°c
37C
soc
10
13
Positive Negative
10°c
so'c
F.
Potve
Negative
10°c
so°c
356
G.
Positive
Negative
10°c
325
Negative
10°c
soc
H.
Positive
Transcribed Image Text:Materias: Test tubes Hydrogen peroxide (3% solution) Assorted living tissue: siced raw potato, ground meat, liver, ground young leaves Assorted non-living material: piece of baked potato, cooked meat, cooked iver, Boiled leaves Open with Procedure Catalase 1. Fill each labelled test tube (A- H) approsimately 3 mi with fresh hydrogen peroxide. 2. Add a small amount of material to be tested. 3. Perform three trials of each sample at different temperature (10°C, 37C and SoC) 3. Note whether ar not bubbies are prodced and the rate of reaction (time Masimum of 10 minutes) Test tube A Test bube Test tube C Test tube D Test tube E Test hube F Test tube G Test tube H Fresh Leaves Fresh Ground Ground Bolled Boled Meat Boiled Liver Boled Leaves Potato Meat Liver Potato Results Sample Expected Resut Actual Result Rate of reaction Interpretation (Time - secondsl 37C so'c A. Positive Negative 10t Bubbles 11 15 Positive Negative 10c 37°C 11 Positive Negative 10°c 37C so'c 10 D. Positive Negative 10°c 37C soc 10 13 Positive Negative 10°c so'c F. Potve Negative 10°c so°c 356 G. Positive Negative 10°c 325 Negative 10°c soc H. Positive
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