Easter without eggs? Unthinkable! However, anyone who has ever prepared a large number of eggs for an Easter breakfast knows ...

Production of a gas, color changes, a change in temperature, and the formation of a precipitate are all evidence ... In this activity: Students conduct a reaction with citric acid and baking soda in a ...

citric acid was not specifically mentioned, and its reaction under these conditions appears not to be well known. We have observed that mixtures of sodium citrate and ferrous sulphate, shaken in ...