Chemistry Honors – Class 08

Dates

• Period A: Thursday, January 21st
• Period B: Thursday, January 21st
• Period F: Friday, January 22nd

Recap Lab Activity

• Big Idea 1: Counting by Mass
• Big Idea 2: Quantitative Lab Measurements
• Big Idea 3: Recording Information in LNB
• Extending examples / questions?

Biggest Idea

• This is the most CENTRAL IDEA IN CHEMISTRY
• 1 mole = 6.02 x 10²³ items
• 1 mole of any elements has a mass = atomic mass on PT
• atomic mass on PT = molar mass

Examples Examples Examples

• let’s practice

Homework

• No Homework
• Note – we are now covering Ch. 3