Both cotton swabs are simultaneously inserted into opposite ends of a long glass Graham’s Law apparatus and placed on an overhead projector. A white ring of solid ammonium chloride forms where the two ...

Born in Glasgow, Thomas Graham was Professor of Chemistry at what was then Anderson’s University. His most famous contributions to science include Graham’s Law of Diffusion and his pioneering work on ...

The Sir Graham Day Ethics, Morality, and the Law Lecture Series is an annual event welcoming distinguished authorities to the Schulich School of Law at Dalhousie University who deepen our ...