Consider the following space-filling models for dry ice, ethanol, and caffeine: What amount (moles) is represented by

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Consider the following space-filling models for dry ice, ethanol, and caffeine: 

What amount (moles) is represented by each of the following samples?

a. 1.50 g of dry ice

b. 2.72 × 1021 molecules of ethanol

c. 20.0 mg of caffeine

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Chemistry

ISBN: 9781305957404

10th Edition

Authors: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

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