The chemist August Kekulé was thinking of how benzene arranged its six carbon and hydrogen atoms. Thinking concerning the problem, he dozed off, and dreamt of dancing atoms that fell right into a snakelike pattern, which led him to find the benzene ring. As Kekulé wrote in his diary, The https://finnodris.atualblog.com/34759409/innovation-things-to-know-before-you-buy