Chemistry, 19.03.2020 08:03 steven0448
Use the periodic table to determine how many atoms of phosphorus (P) are in a sample that has a mass of 172.90 g.
3.48 × 1021 atoms
1.97 × 1022 atoms
3.36 × 1024 atoms
1.04 × 1026 atoms
Answers: 2
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In the following table, all the columns for the element calcium are filled out correctly. element electron structure of atom electron structure of ion net ionic charge calcium 1s22s22p63s23p64s2 1s32s22p63s23p64s1 +1 true false
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Chemistry, 22.06.2019 19:30
Use the periodic table to find the molar mass of each element. molar mass h = g/mol molar mass s = g/mol molar mass o = g/mol
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Use the periodic table to determine how many atoms of phosphorus (P) are in a sample that has a mass...
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