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An iron nail is left outdoors as part of an investigation to study rust. How would you record data for this experiment? The nail goes from dull gray to a reddish color. What can you infer from this observation?
Imagine you are Dmitri Mendeleev giving a lecture about his periodic table. Write the part of speech that describes the characteristics of a column, or family of elements
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Chemistry, 21.06.2019 12:40, mariobros3090
Numbers with a end value of 4 or lower are rounded up, while with an end value of 5 or higher are rounded down. true or false?
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Chemistry, 21.06.2019 16:00, saby30
Silica, sio2, is formed on silicon as an electrically insulating layer for microelectronic devices. silica is formed when silicon is exposed to o2 gas at an elevated temperature. at 900˚c, it takes 90 minutes for the oxygen to diffuse from the surface to form a 0.06 micron (0.06 x 10-6 m) thick layer of sio2 on
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Chemistry, 21.06.2019 17:10, shafferakr6
There are 6.022 x 10^23 atoms of hg in 1 mole of hg. the number of atoms in 4.5 moles of hg can be found by multiplying 4.5 by 6.022 x 10^23 a. 2.7 x 10^24 b. 27 x 10^23 c. 2.71 x10^24 d. 27.099 x 10^23
Answers: 3
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An iron nail is left outdoors as part of an investigation to study rust. How would y...
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