CHAPTER 3 Problems: 2, 6 (a,b), 10, 24, 31, 34, 40, 44 (a,b), 50, 52, 54, 56, 64, 70, 76,
80, 84, 88, 92, 94, 100, 106, 116, 128
2) Explain the difference between the terms molecular mass and formula mass. To what
type of compound does each refer?
Stoichiometry Summer Review for AP Chemistry
Name: _ANSWER KEY_
NOTE: Answer Key Needs to be checked it is possible that there COULD be some errors below:
1. A sample of glucose, C6H12O6 contains 1.250 X 1021 atoms of carbon.
1A. How many atoms of hydroge
1. Exam 3 is Friday April 29th covering Chapters 79
2. Exam review session today from 2-3 pm in C-121
3. No lab this week
Chapter 10. Gases
1. Properties of gases
2. The gas laws
3. The ideal gas equation
4. Reactions with ga
Periodic Trends: Straw Lab
Objective: To create a visual representation of the following periodic trends:
atomic size, ionization energy and electronegativity.
Atomic Radius: the size of an atom measured in either nanometers (nm)
or angstroms ().
Krik? Krak! Individual Writing
In the novel Krik? Krak!, Danticat demonstrates the Haitian
tradition of storytelling. Readers hear female voices from a
fictional past thats rooted in actual events from Haitian history.
Beneath these v
1.673x10-27 kg 1.675x10-27 kg 9.109x10-31 kg
Which one is the smallest?
Which of the remaining is the neutron
The one not stuck to the electron
Energy level Maximum nu
Problem with Bohr Theory: WHY L = n ?
have integers with standing waves: n(/2) = L
consider circular path for standing wave:
n = 2r
from Bohr theory: L = mvr = nh/2
Re-arrange to get 2r = nh/mv = n
Therefore, n = 2r = nh/mv, which
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