Chemistry, 11.02.2020 18:18 nicayakhalia
Calculate the number of molecules in a sample of carbon dioxide with a mass of 168.2 grams
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Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?
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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? sncl2•2h2o sncl2•4h2o sncl2•6h2o
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Calculate the number of molecules in a sample of carbon dioxide with a mass of 168.2 grams...
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