Contact Joe Tanski at jotanski@vassar.edu
for i
Check-in, Synthesis and Anal. of a Cu
Compound
(UV-vis, gravimetric analysis, titrations)
Molecular
Models
Molar
Volume of Hydrogen (from Mg + HCl)
Shifty
Equilibrium (qualitative analysis, separation)
pH
titration and Buffers
Electrochemistry
Calorimetry
(endothermic dissolution of NH4OAc, exothermic acid/base
neutralization in a calibrated thermos)
Kinetics
(Iodine clock reaction)
Contact
Weight of Penny
Precision of Glassware
Line Spectra (flame tests with hand held specs and a fiber
optic spectrometer)
Magnetochemistry (in house made computer experiment)
Formula of an Inorganic Complex (varying ratios of color
forming reagents to find the formula, uses visible spectrometers)
Airbags (a student favorite, students calculate appropriate
amounts of reagents to fill a ziplock full of gas without it bursting, an
exercise in stoichiometry, limiting reagents and experimental design)
Copper Cycle
Molecular Shapes (models and computer lab)
Gas Behavior (ideal gas laws, uses pressure sensors to
discover relationships between pressure, volume and temperature
Freezing Point Depression (phenyl salicylate and benzoic
acid)
Heats of reaction (study of effect of acid concentration and
acid type on enthalpy change, coffee cup calorimeters)
Heats of Reaction 2 (Heats of Combustion, computer
experiment)
Kinetics Par 1 (solution prep)
Kinetic Part 2 (iodine clock)
Study of Reversible Reactions Part 1 (constructing
calibrations curve for spectrometers)
Study of Reversible Reactions Part 2 (determination of
equilibrium constant for formation of FeSCN2+ with
spectrometers)
How Acidic is Cola? (pH titration)
A Quantitative Study of Buffers (varying ratio and type of
conjugate acid/ base pairs and measure effect on pH, students discover form of
HH equation)
Making a buffer (students are given a pH and attempt to make
a buffer of the correct pH)
Qualitative Analysis (traditional test tube, centrifuge qual
analysis)
Contact
Determination of a Chemical Formula
Mass or Moles? (the relationship between masses and moles of reactants and products is explored
Reactions of Copper
The Atomic Spectrum of Hydrogen
Light
and Color (a discovery-type experiment in which the relationship between the
color of and object and the wavelength of light it absorbs/emits is explored).
Spectrophotometric Analysis (determination of the formula of
a copper complex by visible spectroscopy)
The Geometrical Structure of Molecules - An Experiment Using
Molecular Models
The Alkaline Earths and the Halogens – Two Families in the
Periodic Table (an exploration of periodic properties by qualitative
observations of redox and precipitation reactions).
The Gas Laws (discover-type experiment for looking at
relations between T,P. and V).
Analysis of an Aluminum-Zinc Alloy
Heat
Effects and Calorimetry
Molar Mass Determination by Freezing Point Depression
Properties of Solutions and
Classification of Chemical Substances
Determination of the Equilibrium Constant for a Chemical
Reaction
Properties
of Systems in Chemical Equilibrium
Household
Acids/Bases + Acid Rain
The
Standardization of a Basic Solution and the Determination of the Molar Mass of
an Acid
Determination
of Acetic Acid in Vinegar
pH
Measurements – Buffers and Their Properties
Voltaic Cell Measurements t
Synthesis and Analysis of a Coordination Compound
Synthesis
of Aspirin
Rate
Studies on the Decomposition of Aspirin
Contact Tim MacMahon at tmacmaho@sunyorange.edu
Measurements,
metric-metric, metric-English conversions
Aluminum
cans and atoms, conversions involving the size of an aluminum can relative to a
metric ton and then relating this to the packing in an aluminum atom
Density of
water and a hollow aluminum tube by 3 different methods
Stiochiometry,
practice with reactions and empirical formula calculations
Nomenclature
Concentrations
of solutions, grape juice solutions
Solubility
of KClO3
Determination
of the molecular mass of CO2.
Periodic
table, quantum numbers, and electronic configurations
Heat
capacity lab, measurement of the specific heat of a metal, heat of solution on
NaOH and heat of fusion for ice.
Determination
of the molecular mass of a volatile liquid
Determination
of the molecular mass of canola oil through the freezing point depression of
stearic acid
Equilibrium
constant determination for Fe+3 + SCN-1 to FeSCN+2
Equilibrium
worksheet
Titration
of NaOH
Titration
of two different types of vinegar
Titration
of fruit juice
Titration
of Hot and Cold Seltzer
Buffers
and Buffer Capacity
Solubility
of MgSO4, NaCl and NaHCO3 in water determination of Ksp
Solubility
of Ca(OH)2 and Mg(OH)2 in water determination of Ksp.
Determination
of enthalpy, entropy and the boiling temperature of water.
Kinetics
graphing lab
Determination of the half life of metastable 137Ba