PPT-Calculations involving solution preparation and Dilutions

Solutions Expressed as percent The term percent is Greek for per 100 When concentration is expressed in terms of percent the numerator is the amount of solute and the denominator is 100 units of total solution. Copyright A true story. Standards. Science: Chemistry . 6.d. Students know how to calculate the . concentration . of a . solution.. Investigation and Experimentation. . 1a. Select and use appropriate tools. An Introduction. Activity overview. In this activity you will visualize what is meant by a ‘dilution’.. You will also examine how to express the dilution that has been made.. Part I: Dilutions made with food coloring. Solution Preparation. How do we create chemical solutions in a laboratory setting with a certain concentration/molarity? . Obtain the mass of the chemical compound serving as solute. Dissolve the solute in a small amount of the solvent. Learning Goals …. … calculate how to prepare a solution. by diluting a stock solution. … calculate . how to prepare . a solution by adding a solid compound to water. We can prepare a solution one of two ways:. Ch. . 10– . The Mole. Molarity. Concentration of a solution.. total combined volume. substance being dissolved. Molarity. 2. M HCl. What does this mean?. Molarity. . Calculations. molar mass. (. g/mol. Chapter 8.4 and 8.5. Some Common Acids and Bases. Strong Acids:. Sulfuric acid, H. 2. SO. 4. Hydrochloric acid, . HCl. Nitric acid, HNO. 3. Perchloric. acid, HClO. 4. Weak Acids:. Phosphoric acid, H. Introduction To Medical Technology. Lecture . - . 7 . Solution is a homogeneous mixture of two or more substances. . Solute is the dissolved substance, whereas solvent is a substance in which solutes dissolves to make the mixture. . Intro to Spectrophotometry. Solutions. Solution: . a homogenous mixture of two or more substances in the same phase.. Solute: . substance dissolved in another substance (the solvent). Solvent: . substance that dissolves a solute, resulting in a solution. Director of Research. Royal London Hospital for Integrated Medicine. Member, WHO expert panel on Traditional & Complementary Medicine . Member, Advisory and Editorial Board, Cochrane Collaboration . Molarity and Dilutions. E.Q.: . How is the concentration of a solution calculated . (. molarity)?. Molarity. Molarity. – . Measurement of the concentration of a solution (how much solute is in a volume of solution). Don’t let percentages fool you! Percentages are just ratios in disguise!. Percentages. There are 3 types of percentages in pharmacy calculations:. Percent weight-in-weight (w/w) . Percent volume-in-volume (v/v). of Chemical substances. Methods of Chemicals . Preparation.  . A) Molarity:. Molarity (M):. . Number of moles in one liter of solution, expressed as M. Unit (mol/L). M = (no. of mole of solute) / (volume of . A pitch deck should. Introduce a clear need. Highlight why the need is currently not met. Suggest a new way of meeting this need. Path out a way to actually servicing this need in the market. The following pitch deck introduces the (obviously...