Laboratory Experiments

Lab Sequence for 2012/2013 (lab_sequence_for_2012_13.pdf, 63.0 kb, 09-09-2010)
 
This document will serve to list the order of the labs and their dates.

Law of Multiple and Definite Proportions (lawdefmultprop2013_14.pdf, 53.0 kb, 07-24-2008)
 
You will make a chloride of manganese. What is its empirical formula? How can you prove/disprove what you have accomplished?

Water in a Hydrate (waterinhydratelab.pdf, 95.0 kb, 07-24-2008)
 
Drive water from a hydrate. What is its empirical formula? How do you know?

Find the Charge of an Electron (findchargeofelectron.pdf, 89.0 kb, 07-28-2008)
 
Explore the concept of non-spontaneous electrolytic cells and electroplating while experimentally calculating the charge of one electron.

Basic Titration (basic_titration_technique.pdf, 54.0 kb, 07-24-2008)
 
A classic Strong Acid/Strong Base titration that will require you master the technique!

Heat of Neutralization (heat_of_neutralization_lab.pdf, 104.0 kb, 07-24-2008)
 
Explore calorimetry as an investigative tool. How much heat is released when acid neutralizes base?

Stoichiometry of a Redox Reaction (redoxtitration.pdf, 128.0 kb, 07-24-2008)
 
Instead of the normal stoichiometry accompanying the atoms in a balanced equation, redox stoichiometry will emphasize the balancing of electrons. This experiment will test your understanding of redox chemistry in the prediction of the proper product (oxidation #).

Synthesis of Esters (esters__no_diagrams.pdf, 65.0 kb, 07-24-2008)
 
This is a nice printable version of the lab we will carry out to synthesize esters. It does not contain all relevant diagrams or equations. Please see Esters A & B documents for the diagrams (warning- they are scanned images of poor quality).

Esters Lab A (synthesisestersa.pdf, 14.0 kb, 07-24-2008)
 
A complete version of the first page of the esters lab (albeit low quality). For a high quality document (lacking diagrams) please see Esters No Diagrams.pdf

Esters Lab B (synthesisestersb.pdf, 12.0 kb, 07-24-2008)
 
A complete version of the second page of the esters lab (albeit low quality). For a high quality document (lacking diagrams) please see Esters No Diagrams.pdf

Determination of Reaction Order (determinationofreactionorder.pdf, 92.0 kb, 07-28-2008)
 
Magnesium ribbon will be dissolved in varying molar concentrations of HCl. The data will be graphed and the order of the reagent, HCl, will be determined.

Hydrolysis (hydrolysislab2011.pdf, 83.0 kb, 07-28-2008)
 
Investigate how solutions that directly contain no H+ or OH- ions can have pH values that are not 7.00. Learn to construct the equations that describe these phenomena.

Galvanic Cells/Gibb's Free Energy/Calorimetry and Entropy (enthalpygibbs.pdf, 94.0 kb, 07-28-2008)
 
Use a calorimetry experiment and a galvanic cell to take data pertaining to a spontaneous redox reaction. This data will be used to determine the value of G (Gibb's Free Energy) and the value of S (entropy).

The Effect of Temperature on Solubility (solubility_and_temperature.pdf, 88.0 kb, 07-28-2008)
 
Investigate the nature of endothermic solution forming, using the salt potassium nitrate. Students will perform a solubility experiment at a specific temperature. All class data will be used to construct a graph of the experiment(s) and determine the solubilities of temperature variables not assigned.

Aspirin Lab (no diagrams) (asprin.no_diagrams.pdf, 84.0 kb, 07-24-2008)
 
This is a nice printable version of the lab we will carry out to synthesize aspirin. It does not contain all relevant diagrams or equations. Please see Aspirin A & B documents for the diagrams (warning- they are scanned images of poor quality).

Aspirin Lab A (synthesisaspirina.pdf, 13.0 kb, 07-24-2008)
 
A complete version of the first page of the aspirin lab (albeit low quality). For a high quality document (lacking diagrams) please see Aspirin No Documents.pdf

Aspirin Lab B (synthesisaspirinb.pdf, 9.0 kb, 07-24-2008)
 
A complete version of the second page of the aspirin lab (albeit low quality). For a high quality document (lacking diagrams) please see Aspirin No Documents.pdf

Colorimetry/Spectroscopy/Beer's Law (colorimetry_beer_slaw.pdf, 77.0 kb, 07-28-2008)
 
Use a spectrometer and Beer's Law to analyze the transmission and absorption of certain wavelengths of light through a solution of varying concentrations. Use data to construct a graph and predict the concentration of an unknown solution.

Freezing Point Depression with Ethylene Glycol (freezingpointdepression.pdf, 105.0 kb, 07-28-2008)
 
Students will investigate the molal concentration of an ethylene glycol solution by freezing water and a specific ethylene glycol solution. The comparison of the data, using water as a control will serve to solidify the concepts of colligative properties of solutions.

Determination of the Molar Mass for a Volatile Liquid (molar_mass_for_a_volatile_liquid.pdf, 86.0 kb, 07-28-2008)
 
We will use the Dumas Method to verify the identity of an unknown.

Analysis of Commercial Bleach (analysis_of_commercial_bleach.pdf, 118.0 kb, 07-24-2008)
 
This lab will require that you apply your understanding of redox chemistry to the analysis of a commercial product, bleach. The main component of bleach is the hypochlorite ion (ClO-).

Hess' Law (hess’s_law.pdf, 136.0 kb, 07-24-2008)
 
Explore the theoretical foundations of Hess' Law by predicting the heat of a reaction without actually carrying out the experiment! We will use other experimental data and theoretical values to prove Hess was correct!

Copper Stoichiometry (copperstoichlab_08.pdf, 123.0 kb, 09-25-2008)
 
Take a sample of copper on a wild ride and see how much of it you can recover!

Determination of the Molar Mass and Acid Dissociation Constant of a Weak Acid (determinationka_mmweakacid.pdf, 44.0 kb, 07-28-2008)
 
This is a nice printable version of the lab we will carry out to analyze the titration of a weak acid. It does not contain all relevant diagrams or equations. Please see Weak Acid A,B,C and D documents for the diagrams (warning- they are scanned images of poor quality).

Weak Acid A (weakacidtitraa.pdf, 14.0 kb, 07-28-2008)
 
A complete version of the first page of the Weak Acid Titration lab (albeit low quality). For a high quality document (lacking diagrams) please see determinationka_mmweakacid.pdf.

Weak Acid B (weakacidtitrab.pdf, 16.0 kb, 07-28-2008)
 
A complete version of the second page of the Weak Acid Titration lab (albeit low quality). For a high quality document (lacking diagrams) please see determinationka_mmweakacid.pdf.

Weak Acid C (weakacidtitrac.pdf, 11.0 kb, 07-28-2008)
 
A complete version of the third page of the Weak Acid Titration lab (albeit low quality). For a high quality document (lacking diagrams) please see determinationka_mmweakacid.pdf.

Weak Acid D (weakacidtitrad.pdf, 4.0 kb, 07-28-2008)
 
A complete version of the fourth page of the Weak Acid Titration lab (albeit low quality). For a high quality document (lacking diagrams) please see determinationka_mmweakacid.pdf.

Plain Graph Paper for Weak Acid Titration (plain.pdf, 7.0 kb, 04-19-2010)

How to interpret weak acid titration data. (titrationcurves.ppt, 103.0 kb, 04-20-2010)
 
A teacher created this handy Powerpoint presentation. It will walk you through the steps needed to make sense of your weak acid titration data. Calculus and non-calculus applications are provided.

Looking for Trends (lookingfortrends.pdf, 81.0 kb, 07-24-2008)
 
Perform experiments and create a hierarchy of metal reactivity.

Oxide Formation and Reactivity (oxideformation.pdf, 103.0 kb, 07-24-2008)
 
Metallic oxides will form basic solutions when the oxide is soluble. Non-metallic oxides form acids when the oxide is soluble. We will make oxides out of elements, dissolve them in water, test their pH and draw conclusions.

Triple Point Lab (Demo) (triplepointlab.pdf, 86.0 kb, 07-28-2008)
 
Observe the triple point of carbon dioxide - the exact pressure and temperature conditions in which all three phases exist.

KInetics of Water Flow (kineticsofwaterflow.pdf, 51.0 kb, 07-28-2008)
 
Using the simple approach of water flowing through a buret, we will be able to take data, construct a graph, and determine the order of the process.

   
Contact Information:
Mr. Andrew Collins
E-mail: collinsa@aaps.k12.mi.us
Phone: (734) 994-
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