Chapter 16 acids and bases chapter 16 acids and bases 1. In an acidbase reaction, equilibrium will favor the side. Part 9 of 18 in this video i do another example problem where i show you how to calculate the ph of a strong acid solution. Chapter 16 acid and bases ch 221 general chemistry psu. Part 14 of 18 in this video i do an example problem.
Relate the strength of an acid to the strength of its conjugate base. Acidbase equilibria answer the following problems in the space provided. The other two definitions are discussed in detail alter in the chapter and include the bronstedlowry definition and the lewis theory. Chapter 16 acids and bases francis howell high school. Not only that, but we have provided many resources at your disposal for use in learning how to master the art of how to solve all sorts of acid and base problems that you might encounter on your journey to getting a 5 on the great ap exam. Chapter 16 acid base equilibrium chapter 16 acidbase. This chapter 16 worksheetacids and bases worksheet is suitable for 10th 12th grade. According to this approach, acidbase reactions are merely proton transfer reactions from a an acid to b a base. Lewis acids and bases will be discussed in chapter 18. Inverse relationship between conjugate acids and bases will be mentioned in chapter 20 section 20. Acidbase properties in protontransfer reactions involving oh, h 2o, nh 3, etc.
In this lecture ill teach you how to define arrhenius and bronstedlowry acids and bases. Jan 30, 2015 in this lecture ill teach you how to identify an acids conjugate base and a bases conjugate acid. Chapter 16 lecture acidbase equilibrium slideshare. Andrea gofforth chemistry 223 general chemistry 3 this document captures chapter 16. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Matching match the description in column b with the correct term in column a. Ill also teach you how to identify the acid, base, conjugate base, and conjugate acid. Chapter 16 acids and bases 1 acids bases sour taste vinegar, citric acid cause color change in plant dyes litmus. Lewis acids and bases lewis proposed that the electron pair is the dominant actor in acid base chemistry. View chapter 16 acids and bases from chemistry 112 at suny oneonta.
Each term matches with only one description, so be sure to choose the best description for each term. Chapter 15 acids and bases some powerpoint lecture slides in this set were prepared by roy kennedy massachusetts bay community college wellesley hills, ma 2008, prentice hall chemistry. Pure solutions of weak acids, bases water plus a single electrolyte solute a. Chaucer, canterbury tales, and sir gawain and the green knight. Acidbase and solubility equilibria notes page 1 of 7 chapter 16. Atoms with an empty valence orbital can act as lewis acids. Chapter 16 acids and bases chapter 16 acids and bases. Figure 161 water undergoes selfionization to a slight extent. Acid rain will be discussed in chapter 18 section 18. A base is defined as a substance that increases the concentration of hydroxide ions \\textoh\ in a solution. Perhaps the easiest way to start is to list some of the properties of acids and bases. Ap chemistry chapter 16 study guide acidbase equilibrium 16. In this lecture ill teach you how to identify an acids conjugate base and a bases conjugate acid.
Chapter 16 acidbase equilibria part 1 major topics. As we expand our discussion of acidbase behavior in this chapter, you will learn why lemon slices are served with fish, why the strengths of acids and bases can. Start studying chapter 16 chemistry of acids and bases. The table below summarizes some properties that will. Chapter 16 acids and bases practice examples 1a e a in the forward direction, hf is the acid proton donor. Ppt chapter 16 acids and bases powerpoint presentation. Substance that, when dissolved in water, increases the concentration of hydrogen ions. Chapter 16 worksheetacids and bases worksheet for 10th. Acidbase equilibria bronstsedlowry definitions of acids and bases are based on proton transfer acids are proton donors bases are proton acceptors an acidbase reaction neutralization reaction is a proton transfer reaction. Ch,cooh is a stronger acid than h2s, so the equilibrium lies to the right. Instead of an acid constant ka, a base constant kb must be used. Chapter 16 acids and bases university of massachusetts. Part 1 of 18 in this lecture ill teach you how to define arrhenius and bronstedlowry acids and bases.
When the anion contains oxygen, the acid name is formed from the root name of the central element of. The differences in the acid ionization constants for the successive ionizations of the protons in a polyprotic acid usually vary by roughly five orders of magnitude. An lewis acid is a substance that accepts a pair of electrons, and in doing so, forms a covalent bond with the entity that supplies the electrons. Polyprotic acids an acid that contains more than one ionizable proton is a polyprotic acid. The two species hcl and cl are known as a conjugate acidbase pair or simply a conjugate pair. Nivaldo tro 1 stomach acid the cells that line our stomach produce hydrochloric acid, hcl aq to kill unwanted bacteria to help. Acidbase equilibria 3 warmups and problems will be collected before you take the test.
In the reverse direction, f is the base forms hf, accepting a proton from h3o, which is the acid forms h 2o. Microsoft powerpoint chapter 16 acidbase equilibria. Define and identify bronstedlowry acids and bases, and identify conjugate acidbase pairs. Bases were recognized from their bitter taste and slippery feel on skin. Microsoft powerpoint chapter 16 acid base equilibria. Bellwork predict the products of the acidbase reactions, and also predict whether the equilibrium lies.
Lemons citric acid digest food hcl sulfuric acid is the chemical produced in the greatest amount in the u. Chapter 15 acids and bases bridgewater state university. Weak bases the ph of a solution of a weak base can be calculated in a way which is very similar to that used for a weak acid. Acidbase titration and ph 481 section 161 o bjectives describe the selfionization of water. We were inspired by dr matthew stoltzfuss approach in flipped classrooms, here at kfupm we adapted similar approach.
In this acid and base worksheet, students solve fourteen problems including finding the ph of solutions, calculating the hydronium and hydroxide ion concentration, naming substances and identifying if the are strong or weak acids or bases and identifying the arrhenius and bronstedlowry theories. When in doubt, try to use another theory to determine the acid. Chapter 16 acids and bases temecula valley unified. The shift in equilibrium caused by the addition of a substance having an ion in common with the equilibrium mixture. Substance that, when dissolved in water, increases the concentration of hydroxide ions. Chapter 16 acids and bases some definitions arrhenius acid. Chapter 16 moore acids, bases and acidbase equilibria this chapter deals with acids and bases and their equilibria. Ap chemistry chapter 16 study guide acidbase equilibrium. Define ph, and give the ph of a neutral solution at 25c. Bronsted acids and bases when a bronsted acid donates a proton, what remains of the acid is known as a conjugate base. If the anion does not contain oxygen, the acid is named with the prefix hydro and the suffix ic attached to the root name for the element. Acids were recognized primarily from their sour taste. Acid base and solubility equilibria notes page 1 of 7 chapter 16.