# chemistry

what is the mass in grams of one molecule of ethanoic acid CH3COOH?

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1. [(12 + (3x1) + 12 + (2x16) + 1)]/6.02*10^23 = ? grams

Add up the atomic mass numbers of all atoms in the molecule. Then divide by Avogadro's number

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posted by drwls
2. 9.966 x 10

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