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Topic - • Stoichiometry Introduction Chapter 6 - Stoichiometry This video is the introduction to Chapter 6 of the web course. Stoichiometry Acid-Base HCl-H2SO4 Lab This video shows the determination of the mole ratio in an acid-base reaction by measuring the temperature change in the reaction with a temperature probe. The method of continuous variations and a Job's plot is used. Analysis of a Two Component System Lab (part one) This is part one of a 2-part video showing gravimetric determination of a two component mixture of carbonates. Analysis of a Two Component System Lab (part two) This is part two of a 2-part video showing gravimetric determination of a two component mixture of carbonates. BaSO4 Conductivity Titration Lab This video shows the conductivity titration of Ba(OH)2 with H2SO4 using a conductivity probe. Eggshells Analysis Lab This video shows the determination of the percent CaCO3 in eggshells by reaction with excess standardized HCl and titration of the excess HCl with standardized NaOH lab. Microscale Stoichiometry Lab This video shows the microscale determination of the mole ratio of the reaction of sodium oxalate and calcium chloride. NaHCO3 HCl lab This video shows the determination of the yield of NaCl from the reaction of NaHCO3 and HCl. Acid-Base Titration Lab This video shows the technique of an acid-base titration. Topic - • Gas Laws Introduction Chapter 7 - Gas Laws This video is the introduction to Chapter 7 of the web course. Atmospheric Pressure Small Can This video shows the effects of atmospheric pressure on a can filled with water vapor. Balloon Equilibrium This video shows the change in size of two different balloons connected to each other as they reach equilibrium. Mercury Barometer This video shows the construction of mercury barometers with different diameter tubes. Breaking Stick This video shows the breaking of a stick using atmospheric pressure to hold down a piece of newspaper. Bromine Tubes This video shows the difference in diffusion rate and mean free path as bromine vapor condenses in one tube at atmospheric pressure and another tube at reduced pressure. Charles Law Balloon This video shows the relationship between volume and temperature as a balloon is cooled in liquid nitrogen. Condensing O2 This video shows the condensing of liquid O2 using liquid N2. Atmospheric Pressure Large Can This video shows the crushing of a 20 L can by atmospheric pressure. Crush Can This video shows the crushing of a soda can by atmospheric pressure. Cyrophorous This video demonstrates the distribution of kinetic energy in water. Density of CO2 This video shows bubbles floating on carbon dioxide. Diffusion of H2 This video shows the diffusion of H2 gas through a porous porcelain cylinder. Diffusion of NH3 and HCl This video shows the relative rates of diffusion of NH3 and HCl gas. Cartesian Divers This video shows various Cartesian divers as a demonstration of the relationship of pressure and volume of a gas. Fire Syringe This video shows the increase in kinetic energy of a gas as it is compressed. Atmospheric Pressure Water in Flask This video shows atmospheric pressure holding water in a flask. Motion of Gases Tube This video shows collisions of mercury vapor with glass beads illustrating the particle nature of gases. Potato Gun This video shows the relationship between volume and pressure to propel a potato plug. Solid Liquid Gas This video illustrates the solid, liquid, and gas phases using foam balls. Boyle's Law Lab This video shows the collection of pressure and volume data using a syringe and a pressure sensor and the graphical relationship between the variables. Charles Law Lab This video shows the collection of volume and temperature data by measuring the volume of air in a flask at different temperatures. Flasks of different volumes are used and the data is used to estimate the value of absolute zero. Dumas Molar Mass Lab This video shows the determination of the molar mass of a volatile liquid. Gay Lussac's Law Lab This video shows the collection of pressure and temperature data and the graphical relationship between the variables. The data is used to estimate the value of absolute zero. Molar Volume at STP Lab This video shows determination of the molar volume of a gas at STP using H2 gas generated by the reaction of Mg with HCl.

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