Chemistry, 23.07.2021 06:10 blackwell0315
Bari nitrat có công thức hóa học là Ba(NO3)x và có PTK= 261 .Tìm x ko liên quan đến hóa trị dựa và bài 9 sgk hóa 8
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Chemistry, 21.06.2019 23:00
Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende
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Chemistry, 22.06.2019 12:00
An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d
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Chemistry, 22.06.2019 17:30
The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?
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Bari nitrat có công thức hóa học là Ba(NO3)x và có PTK= 261 .Tìm x ko liên quan đến hóa trị dựa và b...
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