Egg Density Lab
Tuesday 5:30 8:30
After analyzing the calculations, it can be deduced that the fresh egg is denser than the
stale egg. Even from simple observation this conclusion can be made. It took less
Experiment 12 Part B
Procedure for separating 4 cations
Obtain 15 drops of solution containing the 4 cations in aclean test tube.
Add 10 drops of 6M NaOH into the test tube. Note observations.
Centrifuge the mixture for 2 minu
Experiment 15: Exploring the World of Polymers
Record observations in notebook throughout experiment.
Addition Polymer Polystyrene
1. Put 20 drops of styrene into disposable 13 x 100 mm test tube.
Synthesis of Alum from Scrap Aluminum
Synthesis of alum
1) Obtain aluminum from a beverage can and cut into thin strips of about 0.5 g.
2) Place strips into 150 mL beaker
3) Add 25 mL of 1.5 M potassium hydroxide (KOH solution)
Determining The Empirical Formula of Copper Chloride
a. The limiting reactant in this experiment was the copper chloride. The limiting
reactant is defined as the reactant that is completely used up in the reaction. It
Determining the Empirical Formula of Copper Chloride
1) Using a buret, place 25.00 mL of copper chloride solution directly into a 250 mL
a. Record the initial and final buret readings
b. If more or less than
Pre Lab 7
1. Water and NaOH solutions can absorb carbon dioxide gas from the air which
will react with water to form carbonic acid. Prepare 250 mL of CO2- free
water by boiling for 5 min.
2. Pour approximately 150 mL of NaOH solutio
Post Lab 7: Titration of an Antacid
CALCULATIONS IN BACK OF PACKET
1. In comparison between the two antacids, Tums and Gelusil, Tums are the more
cost effective and weight effective of the two brands. One Tums tablet neutralizes