Last up to date Jan 22, 2016. We make content updates each and every 4-6 weeks in line with customers’ comments, editorial input and contemporary test changes. Essentially the most current version is best to be had immediately from Amazon, Barnes & Noble and Sterling Test Prep internet store.
1,050 chemistry practice questions with detailed explanations covering all topics tested on AP Chemistry:
· Periodic table
· Chemical bonding
· States of matter: gases, liquids, solids
· Solution chemistry
· Acids and bases
· Equilibrium and reaction rates