Chemistry Homework Help

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fvzcylnznmva

Science

Question Description

How many molecules are there in a 0.1g tablet of aspirin, C9H8O4? (show work)

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Explanation & Answer

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C9H8O4 has a molar mass of 180 g/mol
convert 100.0 mg to grams and you get 0.1 g

divide the 2 and you end up with mols = 1800 mols

multiply by avogradros number (6.022e23) and you end up with molecules.

1.08396e27 molecules of aspirin in the tablet


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ivpxl qnivq (178)
Carnegie Mellon University

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