Ch 14 - Acid-Base Equilibria
(B) HCN is an acid and CN- is its conjugate base.
Look for two species that differ only by H+. The acid has the extra H+.
A Brnsted-Lowry base requires a lone pair as a place for the proton, H
Culver City H.S. AP Chemistry
Date _/_/_ Period _
14 Acids and Bases
QUICK CHECK 3
pHs are Logarithmic
Solution A has a pH of 3. Solution B has a pH of 6. Which solution is more acidic? _
How many times more acidic is the more acidic solution? _
2009 AP® CHEMISTRY FREE-RESPONSE QUESTIONS
CHag) + 2 Clzcg) —> CHQCIze) + 2 HCl(g)
. Methane gas reacts with chlorine gas to form dichloromethane and hydrogen chloride, as represented by the
(a) A 25.0 g sainple of methane gas is placed in
Name: _ Date: _
1. For which process is S negative?
A) evaporation of 1 mol of CCl4(l)
B) mixing 5 mL ethanol with 25 mL water
C) compressing 1 mol Ne at constant temperature from 1.5 atm to 0.5 atm
D) raising the temperature of 100 g Cu from 275 K to 295
AP ChemIsTry Study Guide Kinetics Chapter 12
Students should be able to.
Define: activation energy, rate constant, rate of reaction
Write a rate law for an equation
Find the order of a reaction
Know factors that affect reaction rate
Determine the half lif
A.P. Chemistry Practice Test: Ch. 14, Acids and Bases
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) The conjugate base of HSO4- is