1. Chemistry – Oct 31, 2016 P3 Challenge- Objective –
Determine the atomic mass of Boron given the following information
Boron 10 Mass: % Abundance: 19.9
Boron 11 Mass: % Abundance: 80.1
Objective –
Beanium Lab Activity
Get out Neutral Atoms Worksheet for Hmk check

2. Chemistry – Oct 24, 2016 Agenda – Assignment: - Homework Review
Beanium Lab Activity
Assignment: -
Beanium Lab Activity questions

3. Homework Review Element Symbol Z A #p #n #e Oxygen O 8 16 Hydrogen H 13 2
Carbon C 6 14 12
Zinc Zn 30 65 35
Potassium K 19 39 20

4. Homework Review Element Symbol Z A #p #n #e Titanium Ti 22 48 26
Antimony Sb 51
122 71
Uranium U 92
238
146
Silver Ag 47
108 61
Fermium Fm
100
257
157
Platinum Pt 78
195
117
Krypfon Kr 36 84

5. Homework Review 1. Equal 2. A = #p+#n 3. # protons
4. (Mass)(Ab) + (Mass)(Ab) (Ab in decimal form….move decimal 2 to left)
Agrees with Periodic Table
Agrees with Periodic Table
% Na
% Al and 47.1 % O
g carbon dioxide

6. Exit Slip - Homework Exit Slip:
Clean up your lab space with a zero impact from when you came in.
What’s Due? (Pending assignments to complete.)
Beanium Lab Activity questions
What’s Next? (How to prepare for the next day)
Read Holt p