Little Johnny’s Humorous Take On Chemistry Class. – July 22, 2023 Total14 Facebook0 Twitter0 Pinterest13 LinkedIn1 Little Johnny’s teacher asks, “What is the chemical formula for water?” Little Johnny replies, “HIJKLMNO”! The teacher, puzzled, asks, “What on Earth are you talking about?” Little Johnny replies, “Yesterday you said it was H to O!” Pin Follow Me On PinterestTotal14 Facebook0 Twitter0 Pinterest13 LinkedIn117FollowersPinterest