AP Chemistry: Class 7

Period E – Tuesday, September 10th

Test Objectives

• write balanced chemical reactions given proper description
• determine the molar mass of a chemical formula
• determine the mass and particles of a substances given the moles
• use mole relationships to connect the mass, particles and moles of a substances
• determine the mass percent of a compound
• determine the empirical formula of a substance given the mass percent
• determine the yield of a substance in a chemical reaction
• identify the limiting reactant in a chemical reaction
• determine the amount of excess reactant in a chemical reaction

Test Format

• there will be 5 problems
• all are short-answer “work-em-out” type
• you will be allowed to use the standard AP periodic table
• test will include a few naming-memorization items (from the past)
• sig fig rules are in place (relax – it will be OK)

Homework

• Study for Exam
• Chapter HW collected tomorrow