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FIRE HAZARDS IN THE LABORATORY : The average science laboratory is a particularly hazardous area when it comes to fire. Flammable liquids, compressed and liquefied gases, hazardous and reactive materials, are all either in use or in store in the laboratory. In addition, there are many sources of ignition available. Before you learn about the major causes of fire, let us see in the following subsection the factors that are required for fire to burn.
To show that soil contains air:- Place some soil in a glass jar or bottle and slowly pour water over it. Observe the air bubbles that increase by the water from the soil.
Does the frequencies of the colors of the light increase from red to violet?
Fingerprinting the Stars: Astronomers use various methods to measure the distances to stars. For determining the distances to nearby stars, the method of stellar parallax is
in a reaction 5.3g of sodium carbonate reacted with 6g of ethanic acid. theproducts were 2.2 g of carbon dioxide , 0.9g water and 8.2 g of sodium ethanoate, show that these observa
what is Anemia?
Thiamin (vitamin B1) Thiamin was first isolated in 1926 from rice polishing by Jansen and Donath. Its empirical formula was established in 1931 by Windaus and co-w
Blowing soap bubbles Soap films and bubbles serve very well for observations on surface tension. You can make a good soap bubble solution by placing three level tablespoonfuls o
lmmunoglobulin G - classification of antibodies Major defence against bacteria and their toxins. It is the major Ig - 80% in the body, can cross the capillary wall very easily
why say f=ma
Can I get some interesting facts about electromagnetic waves?
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