How many hydrogen atoms are in 5 molecules of isopropyl alcohol, C3H7O? Chemistry How many hydrogen atoms are in 5 molecules of isopropyl alcohol, C3H7O? A. 5x(6.02x10^23) b. 5 c. 35 d. 35x(6.02x10^23) Answer: C Share this Share on FacebookTweet on TwitterPlus on Google+