Fri., Mar. 1, 2013

Objectives:  Examine changing conditions 
&calculate P, V & T
Announcements:  Hand-in Homework
Warm-up:  STP
Pressure units 

Sample Problem:
2.9 liters of a gas is at a pressure of 5 
atmospheres and a temperature of 50 
Celcius is compressed to a volume of 
2.4 liters while the pressure is decreased 
to 3 atmospheres.  What will the new
temperature be under those conditions? 
Gas Law Problems

Homework: None

Thurs., Feb. 28, 2013

Objectives:  Discover pressure temperature
& volume relationships for gases 
Announcements:  Hand-in Homework
Warm-up:  What's the equation for the line?

Analyzing our graphs
Which relationship are we missing?
 Homework: None

Wed., Feb. 27, 2013

Begin login process now!
Objectives:  Discover pressure temperature
& volume relationships for gases 
Announcements:  Hand-in Homework
Warm-up:  A bat and ball cost 1 dollar & 10 cents.  If the bat costs a dollar more than the ball, how much does the bat cost?
Graphing is not the end of your "work" so...
Graph with LoggerPro
Check with me
"Save" and "Print Graph"
 Homework: None

Tues., Feb. 26, 2013

Objectives:  Discover Gas Laws
Announcements:  Homework eval.
Warm-up:  Record the data...
Construct a graph
New Data
Graphing with LoggerPro
 Homework: Finish...Predict likely reactions

Mon., Feb. 25, 2013

Objectives:  Behavior of Gases
Announcements:  Hand in your labs
Warm-up:  Check it out...
 Homework: Predict likely reactions

Fri., Feb. 22, 2013

Objectives:  Evaluate lab data
Announcements: Let me see your conclusions

Warm-up:  Will the following reaction occur on it's own?
Fe  +  Co(ClO₃)₃  →  Co  +  Fe(ClO₃)₂
Purposes & Lab Questions
Homework:  _{Type up final version of lab
They are due on Monday}

Thurs., Feb. 21, 2013

Objectives:  Evaluate lab day
Announcements: Let me see data 
and calculations
Warm-up:  Blue sheets, Pg. 15
Theoretical yield calculations

Al  +  CuCl₂  ®  AlCl₃  +  Cu

Homework:  Type your conclusion, draft

Wed., Feb. 20, 2013

Objectives:  Determine which of 2 
substances in a reaction will limit 
(stop) the reaction.  Predict mass 
of Al that will be consumed during 
this reaction
Announcements: Lab Day!
Warm-up: Safety
Guide Sheets
Goggles

Al  +  CuCl₂  ®  AlCl₃  +  Cu

Calculate the mass of Al that should be
consumed in this reaction
Homework:  Type up your data table 
& calculations

Tues., Feb. 19, 2013

Objectives:  Determine which of 2 substances 
in a reaction will limit (stop) the reaction.
Announcements: Lab tomorrow
Warm-up: None
Limiting & Excess Reactants

Al  +  CuCl₂  ®  AlCl₃  +  Cu

If 0.5 grams of aluminum is used,  whatmass of CuCl₂ will be needed to react 
with it?
Homework:  None

Fri., Feb. 15, 2013

Objectives:  Use stoichiometry to  determine 
the water of hydration in a crystal
Announcements: Hand 'em in!
Warm-up: None
Homework:  None

Thurs., Feb. 14, 2013

Objectives:  Use stoichiometry to  determine 
the water of hydration in a crystal
Announcements: Final write-ups due tomorrow
Warm-up: Checking labs
Homework:  Finalize your double lab report

Wed. Feb. 13, 2013

Objectives:  Use stoichiometry to  determine 
the water of hydration in a crystal
Announcements: Final write-ups due Fri.
Warm-up: Let see first draft of an abstract
Homework:  Type up your completed double lab

Tues., Feb. 12, 2013

Objectives:  Use stoichiometry to  determine 
the water of hydration in a crystal
Announcements: Final write-ups due Fri.
Warm-up: Let see first draft of an abstract
Homework:  Type up 2nd draft for tomorrow

Mon., Feb. 11, 2013

Objectives:  Use stoichiometry to  determine 
the water of hydration in a crystal
Announcements: Final write-ups due Fri.
Warm-up: Let's see your rough drafts
Writing an abstract
Some samples
Homework:   

• Show me one of your abstracts tomorrow 
• Type up 2nd draft, due Wed.

Fri., Feb. 8, 2013

Objectives:  Use stoichiometry to experimentally  determine the water of hydration in a crystal
Announcements: These labs will come in together
Rough draft is due on Monday.

Warm-up: Let's see your labs so far
Hydrates Lab (Part 2) -
Work to determine the formula 
Homework: Get these labs typed up 
We will look at abstracts on Monday.

Thurs., Feb. 7, 2013

Objectives:  Use stoichiometry to experimentally
determine the water of hydration in a crystal
Announcements: These labs will come in together
Rough draft is due on Monday.

Warm-up:  Show me your procedure||Goggles on!

Hydrates Lab (Part 2) -
Clean & mass a crucible & cover
Determine the formula for a hydrate:

MgSO₄ · XH₂O
Mass out 4-5 grams into your crucible
Record the mass and heat & mass again

Homework: Hydrates Lab (Part 1) -
Write purpose, procedure, data table and calculations (annotated) - rough draft
(Show me this part tomorrow) 

Wed., Feb. 6, 2013

Objectives:  Use stoichiometry to predict how much product will be produced in the dehydration of a crystal.
Announcements: Homework due now

Warm-up: You will write full formal write-ups including abstracts for this dual lab
Hydrates Lab (Part 1) -
Calculate percent Error
Write purpose, procedure, data table and calculations (annotated) - rough draft
Hydrates Lab (Part 2) -
Determine the formula for a hydrate.

MgSO₄ · XH₂O

Determine a methodology and write

a procedure 

Homework: Procedure