Purpose: To perform a simulation of a system achieving equilibrium and
then see how the system reacts to a stress.
Procedure: In a group of two, each person received a bag of beads that had a
different amount in each bag; one as l
Determining Empirical Formula
Purpose: To synthesize a binary compound and determine the number of
moles of each of the two in order to determine the empirical formula of the
Procedure: First, I obtained a clean and dry crucible and cover and
Objective: To visualize linear motion as a function of time.
Supporting Theory: The graph of linear motion will be able to symbolize the distance, the
velocity, and acceleration of the object in motion.
Equipment: No special equipment is nee
Formula of a Hydrate
Purpose: To determine the formula of hydrated barium chloride and the
percent of water in the hydrated salt.
Procedure: First, I required a dry and clean crucible, or clean it through
instructions of the teacher, and measure the cruci
Purpose: To collect data for the volume and temperature of an enclosed gas
(air) and use this data to calculate the temperature at which the volume of a
gas is nil.
Procedure: First, I needed to place a stopper with the glass tubing already
Building Molecular Models
Purpose: To build three-dimensional models of some simple covalent
molecules and to predict the shape and polarity of molecules from their dot
structures and models.
Procedure: First I needed to draw out the Lewis Dot Structure f
Calorimetry: Heat of Fusion of Ice
Purpose: To use simple calorimeter to find the heat of fusion of ice.
Procedure: First, I needed to put 125 mL of water into a beaker and heat it
until the water was at a temperature of 50 C. Then I needed to measure out
Purpose: To observe how equilibrium systems react to a stress.
Procedure: In part one, we needed to first fill three test tubes with water and
then add three drops of bromothymol blue indicator to each tube and then
mix the substanc
What is it?
Purpose: To identify and recognize the differences between atoms, elements, diatomic
elements, compounds and mixtures.
Procedure: In each station there were Petri dishes containing diagrams of specific states
of matter. We needed to determine
Determining the Effect of Temperature on Aerobic
Respiration Using Pisum sativum
Abstract: This was used to determine the relationship between aerobic respiration
and temperature. There were three different water temperatures that were tested
Abstract: This experiment was used to determine the effect of environment on catalase
function. This experiment required several samples of raw liver and raw potato that were put
Gestational Age: full term
Cross Sectional of the Umbilical Cord:
Q1: In the umbilical cord of the fetal pig, the umbilical vein carries oxygenated blood
and nutrients from the placenta to the fetus
Determining the Relationship between Molarity of the
Solution and Plant Cell Tonicity
Abstract: This experiment was used to determine the relationship between a plant
cells osmotic potential and the molarity of its environment. This experimen
Purpose: Indirect measurement is often used in making accurate measurements where
values are either very large or very small. This lab exercise will give you practice in
making direct and indirect measurements.
Procedure: First you go
Purpose: To identify ions of specific metals by use of a flame test.
Procedure: On each table there are wood splints that are soaking in one of the
numbered sample solutions. Carefully hold one of the wood splints that was soaking in
Purpose: To determine the value of the Boyles Law constant for dry air at one
Procedure: First I needed to fill a 1 liter cylinder with water and then I needed to fill a
eudiometer tube half way with water. Then, while holding my th
Types of Chemical Reactions
Purpose: To observe examples of the different types of chemical reactions and to write
balanced equations for these reactions.
Procedure: For the synthesis chemical reaction, I needed to cut a piece of copper wire
to about 5 cm
Understanding Electron Configurations
Purpose: To practice writing electron configurations, drawing orbital- filling diagram,
and dot diagram for twenty-four elements.
Procedure: Using the elements Hydrogen, Lithium, Sodium, Beryllium, Magnesium,