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Air expands when heated
To show that air expands when heated, fit an electric light bulb flask or a bottle with a single- whole stopper or cork which has a 30-cm length of glass tubing or a soda straw by it. Place the end of the tube in a small bottle of water. Heat the flask and view what happens. Heat the flask until a considerable amount of air has been separated and then cool the flask by pouring cold water over it or by rubbing with a piece of ice.
what is risk?
Diagrammatically explain about the complementary nature of atomic absorption spectrophotometer and atomic emission spectrometry.n..
Respiration: Food + oxygen -> carbon dioxide + water + energy Food is not only a source of energy, but also the nutrients used to build up the organisms' bodies. So we
Air Pollution Air pollution is one of the major problems created by modern man. It is estimated that about 100 million tons of waste are poured into our atmosphere each y
Storage and handling of chemical substances are two important duties of a laboratory worker. Both of these require appropriate safety measures to avoid any accident. In this secti
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Define Precautions for Estimation of Iron in the Solution? 1. Washing of glassware for iron estimation is important. Insufficient washing for iron removal may cause fluctuation
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