To determine the half life of radioactive element Barium. Aims The aim of this experiment is to help students in understanding the half life, average life, nature of radioactivity…

Slide 1pH, K a, pK a, K w pH of strong and weak acid and strong base Acid-base indicators Change in pH of acid-base titration Buffer solution Solubility product, K sp Common…

Slide 1UNIT IV Titrations Slide 2 R EVIEW OF T ITRATION C ALCULATIONS What to do…How to do it… 1. Find moles of standard. n = C x V 2. Find moles of sample. Balanced…

Slide 1Properties of Solutions: Ways of Expressing Concentrations Weight percentage = mass of component in solution total mass of solution Parts per million (ppm) = mass…

Slide 1Acid-Base Equilibria: Acids and Bases What makes an Acid an Acid? An acid possess a sour taste An acid dissolves active metals magnesium An acid causes certain vegetable…

Slide 1William L Masterton Cecile N. Hurley http://academic.cengage.com/chemistry/masterton Edward J. Neth University of Connecticut Chapter 13 Acids and Bases Slide 2 Outline…

Slide 1www.cengage.com/chemistry/cracolice Mark S. Cracolice Edward I. Peters Mark S. Cracolice The University of Montana Chapter 9 Chemical Change Slide 2 Electrolytes &…

Slide 1Buffer Capacity Complexation Lecture 22 Slide 2 Buffer Intensity The carbonate system is a good example of a pH buffer - a system of reactions that tends to maintain…

Slide 1ACIDS AND BASES Chapter 15 Slide 2 What are acids and bases Arrhenius definition  Arrhenius suggested that acids are compounds that contain hydrogen and can dissolve…

Slide 1Monoprotic Acid-Base Equilibria Review of Fundamentals 1.)Acids and Bases are essential to virtually every application of chemistry  Analytical procedures such…