Launch: 12/11 Grab your binder and immediately take a seat! Place homework (practice questions), binder paper, and a pen/pencil on your desk. Today’s Objective : I can demonstrate mastery of Chemistry Standards 3a.-e. on a practice exam. Tonight’s HW : Organize your binder!
12 11 Stiochoimetry Practice Exam
Jun 23, 2015
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Launch: 12/11 Grab your binder and immediately take a seat!
Place homework (practice questions), binder paper, and a pen/pencil on your desk.
Today’s Objective: I can demonstrate mastery of Chemistry Standards 3a.-e. on a practice exam.
Tonight’s HW: Organize your binder!
How many moles of sodium (Na) are there in 45.98 grams?
1 mol 22.99g
22.99g 1 mol
6.02 X 1023 atoms 1 mol
1 mol 6.02 X 1023 atoms
A B
C D
How many atoms are there in 2 moles of Br2?
1 mol 159.8g
6.02 X 1023 atoms 1 mol
159.8g 1 mol
1 mol 6.02 X 1023 atoms
A B
C D
How many grams are there in 1.204 X 1024 atoms of H2O2?
1 mol 34.04g
6.02 X 1023 atoms 1 mol
34.04g 1 mol
1 mol 6.02 X 1023 atoms
A B
C D
Announcements Binder check!
Unit exam on Thursday of next week (12/17)
A blank on you grade printout means it is missing! Make-up work must be in by Wednesday of next week
Homework Review Place practice questions on desk!
Homework Organize your binder!
Start preparing for next week’s exam!
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