The spectrophotometer is a common instrument in chemistry, biochemistry, and clinical labs. Learn about how it works and what it is used for.| ChemTalk
The Beer-Lambert Law relates chemical absorption to concentration, path length, and molar extinction coefficient. See the equation, explanations ,and example problems| ChemTalk
Learn the most common chemistry lab glassware used by scientists around the world like beakers, Erlenmeyer flasks, pipettes, graduated cylinders & more.| ChemTalk
Learn all about the bohr model of atomic structure, with many clear examples, diagrams of atoms, history and comparisons to other atomic models.| ChemTalk
Helium element-in the periodic table: properties, facts, history, chemistry, discovery, and why helium, a noble gas, is an element in crisis.| ChemTalk