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Chemistry, 22.06.2019 09:30
Based on its chemical properties, identify the position of each chemical family on the periodic table.
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Chemistry, 22.06.2019 16:00
Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodiumâs electron affinity value is more negative than the electron affinity value of phosphorus. phosphorusâ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.
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Chemistry, 22.06.2019 18:30
Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2â˘2h2o sncl2â˘4h2o sncl2â˘6h2o
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Chemistry, 22.06.2019 20:00
How are the terms group and period used on the periodic table
Answers: 1
How many carbon atoms are present in a mol of 12c?...
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