OIL OF WINTERGREEN
PREPARATION OF METHYL SALICYLATE
In the purpose write the balanced chemical equation for the production of methyl
salicylate from salicylic acid and methanol (catalyzed by sulfuric acid) and explain
THE CHEMISTRY OF MILK
In the purpose section, briefly explain how this procedure results in isolation of the fat,
protein and carbohydrate from the sample of milk.
Calculate the percent recovery for each of the three p
There is no purpose or introduction required for this formal report.
Explain the results of the Benedicts test. Use equations and structures of the
carbohydrates to aid in the explanation.
Explain the re
PART 1: RECRYSTALLIZATION OF AN ORGANIC SOLID
In the purpose section, explain (briefly) how the recrystallization procedure removes impurities
from the sample. Your explanation should explain how impurities are removed b
THE SYNTHESIS OF ETHYL 4-AMINOBENZOATE
(BENZOCAINE), A LOCAL ANAESTHETIC
In the purpose, write the overall balanced equation for the reaction and explain briefly
how this procedure results in the formation and isolation
PREPARATION OF ACETYLSALICYLIC ACID (ASPIRIN)
In the purpose write the balanced chemical equation for the production of acetylsalicylic acid
from salicylic acid and acetic anhydride and briefly explain how this procedu
ISOLATION OF OIL OF NUTMEG (CRUDE TRIMYRISTIN)
SEE SAMPLE LAB REPORT.
In the purpose section, clearly explain the purpose of the main steps in this experiment.
In the discussion section, comment on the change
THIN LAYER CHROMATOGRAPHY
In the purpose section clearly explain why a TLC plate was performed with two dye samples.
For the second plate explain the purpose of comparing standard analgesic to two unknowns.
In the discus
EXTRACTION; SEPARATION; DRYING AGENTS
In the Purpose section, write equations for the reactions involved in this experiment
(using actual structures) and explain in your own words how this procedure results in separation
Text - read: Stoker sections 7.3 and 7.6 - 7.16
Carbohydrates are polyhydroxy aldehydes and ketones. Simple ones (e.g. ribose,
glucose, fructose) are monosaccharides. When 2 of these simple units are joi
SAMPLE LAB REPORT FOR CHEM 2440
You should bring numerous pages of loose leaf to the lab for recording raw data. The raw data for
each lab should be written (IN INK) during the laboratory period. Erased areas or the use of liquid
paper is stric
ENGI3101: The Engineering Workplace
Reading Assessment Quiz #2
. . . u A . \,
D1s01p11ne: 5/ N F
Section 1: Multiple Choice
Instructions: For each question, circle the letter of the best answer. (1 point each)
1. Which one of the following applies
SOME INTERESTING CHEMICAL REACTIONS
CRYSTALLIZATION OF SUPERCOOLED SODIUM THIOSULFATE
A saturated solution is one in which the maximum amount of a particular solute has been dissolved.
ACIDS AND BASES
TITRATION CURVE OF A WEAK ACID
To collect the data required to generate a titration curve of a weak acid with a strong base.
To determine, from the titration curve
VOLTAIC CELLS AND THE NERNST EQUATION
Construction of an electrolytic cell
Become familiar with the relationship between cell voltage and reactant and product con
Many reactions do not reach completion, but rather come to an equilibrium state where
there are unconsumed reactants mixed with the products. At this point the system reaches
a dynamic equilibrium where the rate of the forw
DETERMINATION OF THE HARDNESS OF
MINERAL WATER BY COMPLEXOMETRIC
TITRATION WITH EDTA
To determine the hardness of a water sample containing a more that one analyte.
To learn how interferin
Recrystallization and Melting Points
Submitted: 5 October 2016
Chemistry 2440 Lab #2
Steven Butt (200802247)
To demonstrate the filtration and recrystallization of an organic solid and how the purity of the
Isolation of Oil of Nutmeg (crude Trimyristin) from Nutmeg
28 September 2016
Chemistry 2440 Lab #1
Steven Butt (200802247)
To demonstrate the isolation of crude Trimyristin from oil of nutmeg and how allowing the
product to dry for an extended pe
Review Problems - Molecules, Compounds and Nomenclature
1) What is the difference between a molecule and an ion? Give specific examples.
2) a.) What is the difference between a covalent bond and an ionic bond? Give specific
Review Problems - Atoms and Elements
1) How does Daltons atomic theory account for the law of mass of conservation and the
law of definite proportions?
2) What is the difference between an atoms atomic number and its mass number?
3) What is
Review Problems - Units of Measurement and Physical Change
1) Discussion. Discuss in your tutorial the difference between a chemical property and a
physical property. Discuss specific examples of each.
2.) Discussion. Discuss the difference
Chem 1010 Expt. 1
Laboratory Safety and Qualitative Flame Tests
EXPERIMENT 1: Laboratory Safety and Qualitative Flame
To learn how to operate in a safe manner in a laboratory setting.
To learn when and how to use the safety eq
THE CHEMISTRY OF MILK
Text - read: Stoker sections 2.8, 2.9, 8.2 - 8.3
Milk is possibly the most nutritionally complete food found in nature. Whole milk contains
carbohydrates (mainly lactose), fats (mainly triglyceri