Chemistry, 01.12.2021 06:10 slavenkaitlynn

During an experiment, a student heated 3.06 g of pure tin, Sn, in a lidded crucible, intermittently allowing air to enter.
After the reaction went to completion, the gray, ashy product
was found to have a mass of 3.47 g. Was the product an ele-
ment, a compound, or a mixture? How do you account for the
additional mass?

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During an experiment, a student heated 3.06 g of pure tin, Sn, in a lidded crucible, intermittentl...

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