AP Chemistry: Class 19

Period E – Thursday, October 3rd

Quiz Return

• naming compounds = super duper important
• show work
• read each question… it matters

New Material – Energy

• PowerPoint Lecture (found in the “Lecture” folder in shared docs)
• Energy basics
• Thermal Energy vs Heat vs Temperature

Homework

• No HW

LAB ANSWER

You cannot determine the identity of the carbonate because the calcium chloride is the limiting reactant in the reaction. Gravimetric analysis only works when the precipitate is tied to the desired limiting reactant.