Free Range Chemistry 15 Rose In Ammonia

Free Range Chemistry (2008): Ammonia - Rose in Ammonia A demonstration of how we can extract pure copper from some malachite ornaments. From the Peter Wothers lecture series - Burning sulphur produces sulphur dioxide gas - watch the effect it has on a Dr Peter Wothers, Cambridge University, returns to share his enthusiasm for science. Far too often in main-stream media, ... Pouring water on calcium oxide has a very dramatic effect! From the Peter Wothers lecture series - How do we test for poisonous copper in our food? From the Peter Wothers lecture series -

Free Range Chemistry (2008): Ammonia - First Sources of Ammonia What is limestone made of, and how can we tell? From the Peter Wothers lecture series - Shells and limestone have a lot in common - both contain lots of calcium carbonate! From the Peter Wothers lecture series - Some of the beautiful minerals of sulphur and how we use them. From the Peter Wothers lecture series - Free Range Chemistry (2008): Ammonia - Making Ammonia See what would happen if there was no calcium in our bones! From the Peter Wothers lecture series -