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Last Updated
03/31/2019
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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION. |
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CHEMISTRY sa CHEMISTRY EQUIPMENT & SUPPLIES sa CHROMATOGRAPHY sa COSMETIC & TOILETRY sa CRYSTAL GROWING sa PHOTOCHEMISTRY xx SCIENCE Two experiments with salt solutions. (1) Crystal formation. (2) Electrical conductivity. BASIC program solves the Schrodinger equation to simulate the behavior of an electron in a diatomic chemical bond. Hydrocarbon molecule constructor. Apple II integer BASIC program uses high-resolution graphics to give a visual representation of molecular bonding. TI-59 calculator program to store and retrieve data contained in the periodic chart, including atomic weight and calculated molecular weight. Tip on making and using lye. Chemical polarity experiment. With some phenolphthalein, alcohol, salt, and odds and ends you can build a simple polarity meter and learn something about electrochemistry. Build a demonstration-size working digester to generate methane gas from animal or vegetable wastes. An electronic salt meter checks food and water for salt content. Est. cost: $30. The electrolysis of water. Experiment to obtain oxygen and hydrogren from water using battery power. Experiments in electrochemistry. How to show the molecular orientation of polymers by stretching some common materials between polarizing filters. Experiments you can make with activated charcoal. Includes plans for a home odor filter that pulls air through charcoal at 15 cubic feet per minute. Cold fusion. An introduction to the concepts. Looks at electrolytic cells, isotopes, fission and fusion reactions, etc. Ptyalin experiments show basic enzyme action. Includes a photoelectric device to measure activity of enzymes. How to generate free radicals and collect them for analysis. Includes an apparatus for fractioning carbon tetrachloride into free radicals. Liesegang bands. How to conduct an experiment in which salts react in a gel to make colorful, rhythmic bands. How to build a device for liquefying various gases. Experiments in generating the constituents of living matter from inorganic substances. Includes construction details of an apparatus for synthesizing amino acids with heat. How to make transistors and other thin-film devices by depositing chemicals on glass substrates. Experiments with the new plastic filter materials that have extremely fine pores. Experiments with salt fountains and related instabilities in water. Technique for using the principle of osmosis to draw fresh water from the ocean can be demonstrated using a glass tube with a diaphragm of cellophane or parchment. A construction technique that enables amateurs to assemble models of giant molecules with inexpensive materials. Use balls of expanded polystyrene that cost only $11 per 1,000. The chemistry and physics of a burning candle. How to make your own candles and a discussion of variables in the ingredients. How to duplicate Michael Faraday's 1860-61 investigation of the candle and other experiments. Experiments with chemical systems that oscillate between one color and another. A scientific look at why sauce bearnaise is so prone to failure. Excerpts from two papers look at the physics and chemistry of the sauce in terms of emulsions and colloidal suspensions. The amateur scientist. How to detect microgram quantities of metals in air, liquids and solids. Includes plans for a ring oven to do chemical-spot testing. Used in monitoring for pollution. The amateur scientist. The scientific aspect of cooking. The physics and chemistry of the lemon meringue pie. The amateur scientist. Reflections on the rising bubbles in a bottle of beer. A look at the physics and chemistry of carbonated beverages. Why do particles of sand and mud stick together when they are wet? A look at the electric interactions between the water and the particles of sand or clay. Investigating triboluminescence, the illumination given off when sugar crystals are crushed. The physics and chemistry of brewing Middle Eastern coffee in an ibrik. Experiments on the solubility of oleic acid (a major component of olive oil) and paraffin oil in water. Measuring the strength of chemical bonds using titration calorimetry. Includes the schematic for a calorimeter circuit, thermometer circuit and probes. Sorting molecules with electricity. A plastic soap dish with a layer of agarose gel permits complex molecular mixtures to be separated by electrophoresis. Describes an experiment to determine if two plant species (with the exact same color of flower) use the same molecules as pigments. Capturing the three phases of water in one bottle. Construct a "triple-point cell" which will hold water within 0.0001 degree C of that unique temperature at which water can exist with its solid, liquid and gas phases all in equilibrium. Est. cost: $50 | |||||||||
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