The chemist August Kekulé was thinking about how benzene arranged its six carbon and hydrogen atoms. Thinking about the problem, he dozed off, and dreamt of dancing atoms that fell right into a snakelike sample, which led him to find out the benzene ring. As Kekulé wrote in his diary, https://tarot-gratis70059.thekatyblog.com/28040566/examine-this-report-on-genius