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Lab Sequence for 2012/2013
(lab_sequence_for_2012_13.pdf, 63.0 kb, 09-09-2010)
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This document will serve to list the order of the labs and their dates.
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Law of Multiple and Definite Proportions
(the_law_of_definite_and_multiple_proportionsmn_hcl.pdf, 56.0 kb, 07-24-2008)
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You will make a chloride of manganese. What is its empirical formula? How can you prove/disprove what you have accomplished?
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Water in a Hydrate
(waterinhydratelab.pdf, 95.0 kb, 07-24-2008)
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Drive water from a hydrate. What is its empirical formula? How do you know?
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Find the Charge of an Electron
(findchargeofelectron.pdf, 89.0 kb, 07-28-2008)
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Explore the concept of non-spontaneous electrolytic cells and electroplating while experimentally calculating the charge of one electron.
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Basic Titration
(basic_titration_technique.pdf, 54.0 kb, 07-24-2008)
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A classic Strong Acid/Strong Base titration that will require you master the technique!
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Heat of Neutralization
(heat_of_neutralization_lab.pdf, 104.0 kb, 07-24-2008)
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Explore calorimetry as an investigative tool. How much heat is released when acid neutralizes base?
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Stoichiometry of a Redox Reaction
(redoxtitration.pdf, 128.0 kb, 07-24-2008)
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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 #).
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Synthesis of Esters
(esters__no_diagrams.pdf, 65.0 kb, 07-24-2008)
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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).
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Esters Lab A
(synthesisestersa.pdf, 14.0 kb, 07-24-2008)
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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
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Esters Lab B
(synthesisestersb.pdf, 12.0 kb, 07-24-2008)
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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
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Determination of Reaction Order
(determinationofreactionorder.pdf, 92.0 kb, 07-28-2008)
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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.
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Hydrolysis
(hydrolysislab2011.pdf, 83.0 kb, 07-28-2008)
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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.
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Galvanic Cells/Gibb's Free Energy/Calorimetry and Entropy
(enthalpygibbs.pdf, 94.0 kb, 07-28-2008)
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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).
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The Effect of Temperature on Solubility
(solubility_and_temperature.pdf, 88.0 kb, 07-28-2008)
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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.
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Aspirin Lab (no diagrams)
(asprin.no_diagrams.pdf, 84.0 kb, 07-24-2008)
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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).
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Aspirin Lab A
(synthesisaspirina.pdf, 13.0 kb, 07-24-2008)
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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
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Aspirin Lab B
(synthesisaspirinb.pdf, 9.0 kb, 07-24-2008)
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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
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Colorimetry/Spectroscopy/Beer's Law
(colorimetry_beer_slaw.pdf, 77.0 kb, 07-28-2008)
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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.
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Freezing Point Depression with Ethylene Glycol
(freezingpointdepression.pdf, 105.0 kb, 07-28-2008)
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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.
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Analysis of Commercial Bleach
(analysis_of_commercial_bleach.pdf, 118.0 kb, 07-24-2008)
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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-).
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Hess' Law
(hess’s_law.pdf, 136.0 kb, 07-24-2008)
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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!
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Copper Stoichiometry
(copperstoichlab_08.pdf, 123.0 kb, 09-25-2008)
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Take a sample of copper on a wild ride and see how much of it you can recover!
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Determination of the Molar Mass and Acid Dissociation Constant of a Weak Acid
(determinationka_mmweakacid.pdf, 44.0 kb, 07-28-2008)
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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).
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Weak Acid A
(weakacidtitraa.pdf, 14.0 kb, 07-28-2008)
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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.
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Weak Acid B
(weakacidtitrab.pdf, 16.0 kb, 07-28-2008)
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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.
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Weak Acid C
(weakacidtitrac.pdf, 11.0 kb, 07-28-2008)
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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.
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Weak Acid D
(weakacidtitrad.pdf, 4.0 kb, 07-28-2008)
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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.
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How to interpret weak acid titration data.
(titrationcurves.ppt, 103.0 kb, 04-20-2010)
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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.
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Looking for Trends
(lookingfortrends.pdf, 81.0 kb, 07-24-2008)
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Perform experiments and create a hierarchy of metal reactivity.
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Oxide Formation and Reactivity
(oxideformation.pdf, 103.0 kb, 07-24-2008)
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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.
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Triple Point Lab (Demo)
(triplepointlab.pdf, 86.0 kb, 07-28-2008)
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Observe the triple point of carbon dioxide - the exact pressure and temperature conditions in which all three phases exist.
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KInetics of Water Flow
(kineticsofwaterflow.pdf, 51.0 kb, 07-28-2008)
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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.
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