CHEM& 110 - Chemical Concepts with Lab

• Describe what a Materials Safety Data Sheet is and how it is used
• Name and use metric units of measure for mass, length, volume and temperature
• Explain why measured numbers have a limited number of significant(reliable) digits
• Use conversion factors to change one unit to another and solve basic unit problems
• Describe atomic structure in terms of electrons, protons and neutrons
• Tell how element properties relate to their location in the periodic table and tell how metals, nonmetals and metalloids differ
• Explain how chemical formulas for compounds relate to compound composition
• Apply the octet rule to predict ion formulas for the representative elements
• Describe and give examples common of acids, bases, ionic and covalent compounds
• Explain why compounds have definite composition
• Describe how to predict shapes for small molecules using the octet rule and VSEPR theory
• Balance chemical equations by inspection when given formulas for reactants and products
• Calculate the moles of product expected for a reaction when given an equation and the amounts of reactants
• Explain why energy changes occur during chemical reactions
• Describe the entropy changes that accompany a given chemical reaction
• Describe how reactants and products behave in a process at equilibrium
• Classify a reaction as exothermic or endothermic based on energy information for the reaction
• Tell how temperature, concentration, pressure and presence of a catalyst influence the speed of a chemical reaction
• Use kinetic molecular theory to describe solids, liquids and gases
• Describe how solutions are formed and the roles of solvent and solute
• Use common concentration units to figure the amount of solute in a solution
• Describe how gases dissolve in liquids and the effect of gas pressure on dissolved gases
• Identify common acids and bases from their formulas
• Describe the pH scale and relate it to acidic, basic and neutral conditions
• Determine hydrogen ion concentration from pH values
• Figure acid or base concentrations using titration data
• Describe how buffers act to regulate solution pH and pOH and give an example