Chemistry Online Experiments
 

Featured Experiment:

Acid Rain Simulation -- Students will create samples of "acid rain" in the laboratory, using a pH Sensor to quantify the change in acidity of the "rain water".

Download Biology Lab Manual Experiments
 


More Experiments:

Combustion, Phlogiston and Oxygen: An Elemental Discovery -- Observe the relationship between combustion and oxygen content in the surrounding air in a closed system and relating this experience to the discovery of the element, oxygen.
Introductory Colorimetry -- Monitor the progress of a chemical reaction by measuring the amount of colored light absorbed by the solution as the reaction progresses.
Alka-Seltzer Revisited -- Investigate the reaction of Alka-Seltzer® tablets with water in an open system. Explain how some mass appears to be "lost."
High-Tech Titration -- Use titration to discover the concentration of a solution of hydrochloric acid.
Ideal Gas Law -- Understand the principles of the Ideal Gas Law and measure the amount of CO2 gas created in a chemical reaction.
Exploring Temperature -- Eight investigations using the Temperature Sensor.
All That Fizz: CO2 Gas -- Measuring the amount of CO2 gas produced during a chemical reaction of Alka-Seltzer tablets with water.
Classic Endothermic Reaction: Alka-Seltzer® & Water -- Measuring the temperature change resulting from an endothermic reaction of Alka-Seltzer tablets with water.
Classic Exothermic Reaction: Steel Wool & Vinegar -- Measuring the temperature change resulting from the exothermic reaction of steel wool with vinegar.
Boyle's Law -- Changing the volume of air in a syringe 2 mL at a time and measuring the change in pressure that results.
Acids and Bases -- Measuring the pH of various solutions and classifying those substances as acids, bases, or neutral solutions.
Effect of Sulfite Ions on Dissolved Oxygen: A Pollution Investigation -- Measuring the concentration of dissolved oxygen in an aqueous environment and analyzing the availability of oxygen in waterways exposed to typical pollutants.
Salt Solution Conductivity -- Measuring the ability of a salt solution (sodium chloride, NaCl) to conduct electrical current.
Chemical Equilibrium with Soda Water -- Measuring the change in pressure inside a container as a small amount of soda water (seltzer) decomposes.
Antacid Effectiveness -- Measuring the rate of change in pH of a dilute hydrochloric acid (HCl) solution when antacid tablets are added.