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Chemistry, 21.06.2019 16:00
Endeleev saw trends in the physical and chemical properties of elements when he organized them by
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Chemistry, 22.06.2019 17:20
The small bags of silica gel you often see in a new shoe box are placed there to control humidity. despite its name, silica gel is a solid. it is a chemically inert, highly porous, amorphous form of sio2. because water vapor readily adsorbs onto the surface of silica gel, it acts as a desiccant. despite not knowing mechanistic details of the adsorption of water onto silica gel, from the information provided you should be able to make an educated guess about the thermodynamic characteristics of the process. predict the signs for Îīg, Îīh, and Îīs for the adsorption of water.
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Chemistry, 23.06.2019 03:00
Describe the properties of sodium, chlorine, and sodium chloride
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Chemistry, 23.06.2019 03:30
Scientists often deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 Ã 10-4 millimeters. express each of these numbers in an alternate form.
Answers: 3
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