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HP Chemistry DAQA Spring Semester 19-20
 Additional resources/information

D: 1/28/19 Spring Semester Week 1

A: new seating charts; new hall passes; start Stoichiometry PPT; Hamburger Stoichiometry; pass out lab for Friday (pre-lab due Thursday); debrief bonding test

pHET lab – library tomorrow

Q: What is stoichiometry?

A:

HW: definitions on pHet lab paper for tomorrow;

Hamburger Stoichiometry parts 1 & 2 due Wednesday

 
Bozeman stoichiometry video -excellent! https://www.youtube.com/watch?v=LQq203gyftA


 
 How to Filter and Decant (Flinn Scientific)

https://www.youtube.com/watch?v=ZvxaFCR2-bY

Demonstrations

Ba(OH)2 · 8H2O (s) + NH4SCN (s) -->

H2O (l) + NH3 (g) + Ba(SCN)2 (aq)  [endothermic]

KMnO4 (s) + C3H5(OH)5 (l)--> CO2 (g) + H2O (g) + K2CO3 (s) + Mn2O3 (s)  [exothermic]

Extra credit: balance equations and calculate enthalpies of reaction

Bozeman science – Temperature 4:29

https://youtu.be/B6hAwZH2mmA

Bozeman science – Heat exchange 5:03

https://youtu.be/OBVbV5dpCCA

Bozeman science – Conservation of energy 4:08

https://youtu.be/LIh9ueO9FBM

Bozeman science  Energy Changing processes 8:18

https://youtu.be/BgcWxIWZ84s

Bozeman science – Endothermic and exothermic reactions 4:34

https://youtu.be/L-G7pLufXAo

Bozeman science Calorimetry 6:00

https://youtu.be/SAR-5wdQKSY

Bozeman science – Enthalpy of reaction 8:02 (includes Hess’s Law)

https://youtu.be/qD7PDOhqbpM

Brightstorm science: (lots of good videos);

https://www.brightstorm.com/science/chemistry/thermochemistry/

Chemistry:  CrashCourse – a whole bunch of excellent videos

http://www.youtube.com/playlist?list=PL8dPuuaLjXtPHzzYuWy6fYEaX9mQQ8oGr

Crash Course Chemistry #20 -13 min Entropy: Embrace the Chaos!

http://www.youtube.com/watch?v=ZsY4WcQOrfk 

Bozeman science Entropy 7:04

https://youtu.be/MALZTPsHSoo

Bozeman science Spontaneous processes 7:42

https://youtu.be/hNSD0YDsPsE

Bozeman science Using Gibbs Free Energy 7:56

https://youtu.be/huKBuShAa1w

Bozeman science Driving Nonspontaneous processes 5:51

https://youtu.be/PFQM20ugoT8

Leidenfrost Effect of H2O.

https://youtu.be/zzKgnNGqxMw

VIdeo links for gases:

http://www.youtube.com/watch?v=gojuu3AJajA

“boiling water at room temperature”

http://www.youtube.com/watch?v=nmKIZtg9itA

Balloons and marshmallows

Graham’s Law: http://www.youtube.com/watch?v=Ff1eL_8kQLA

Avogadro's Law: Avogadro's Law (14:47 min)

Boyle's Law: Boyle's Law (5:41 min)

Charles' Law: Charles' Law (6:41 min)

Combined Gas Law: Combined Gas Law           (6:48 min)

Ideal Gas Law: Ideal Gas Law Introduction         (6:18 min) 

How to rearrange the ideal gas law to form any of the other laws: Be Lazy! Don't Memorize the Gas Laws! (7:10 min)

Where the ideal gas law constant, R, comes from: Ideal Gas Law: Where did R come from? (3:31 min)

D: 4/4/19 Week Ten

A: pass out lab for next Tuesday (pre-lab due Monday); Study guide Ch.12 sections 1 & 2 (PDF on website) due Wednesday; minilab today

Q: Compare and contrast solutions, colloids and suspensions (minilab)

A:

Test Gases tomorrow

30 MC, 7 short answer/problems.

Total 65 points.

IsaacsTEACH on Solutions, Colloids, Suspensions 

https://www.youtube.com/watch?v=Ti0QroYDta8


Study Guide Chapter 12 & 13

D: 4/8/19 Week Eleven

A: notes; demo conductivity; work on Study guide Ch.12 sections 1 & 2 due Wednesday; lab tomorrow (check pre-lab today)

Q: Distinguish between strong and weak electrolytes and give an example for each.

A:

Please come clean tables at lunch on Wednesday in preparation for ice cream on Friday

Project early submission for 10% EC this Wednesday April 10, 2019

TheChemistrySolution's Video on Henry's Law

https://www.youtube.com/watch?v=eM56JYel1aM

TheChemistrySolution's Video on Partial Pressure of Gases and Mole Fractions

https://www.youtube.com/watch?v=agNtq38TA6o

Another Video on Henry's Law

https://www.youtube.com/watch?v=F9Fo3QJ0ApE

If these links don't seem to work directly, then cut and paste the URL into a browser and they should work fine!

 

Brightstorm videos Net ionic equation 9:36

https://youtu.be/dXqelH1MxGw

Bozeman science

Molecular, ionic, and net ionic equations  9:38

https://youtu.be/wxvERNlUdBQ

Bozeman science  

Solubility (goes into Ksp) 7:05

https://youtu.be/KVZ_KS45rVg

Solubility Rules (Mnemonic Tricks) 2:40
https://youtu.be/AsCLuLS-yZY

Brightstorm chemistry

Freezing point depression 3:52

https://youtu.be/DK2kX9FuREM

 

Brightstorm videos

Boiling Point Elevation 4:35

https://youtu.be/piDjXqTV

D: 4/29/18 Week Thirteen

New seating charts – your choice

A: notes; DR pre-lab due Wednesday (doing on Thursday); work on HW (rest of packet due tomorrow); Salting Roads answers to questions due today!

Q: In light of what you now [hopefully] understand regarding colligative properties, EXPLAIN the chemistry behind making ice cream.

A:

Chromatography lab due: 5th period: 4/30/19;1st period: 5/1/19; 2nd period: 5/2/19; DR lab due Friday 5/3/19 Solution Test next week

D: 4/30/19 Week Thirteen

A: go over HW; review problems

Q: p. 450 (PP 1&2)

A:

Solution test next week

Chromatography lab due 5th period

 

D: 5/1/19 Week Thirteen

A: go over last weeks DAQAs; go over DR pre-lab (equations on the board); science project tour; review problems

Q: p. 451 (PP 2&3)

A:

DR lab tomorrow; write-up will be due Friday Solution test next Monday

Chromatography lab due 1st period

 

D: 5/2/19 Week Thirteen

A: DR lab

Chromatography lab due 2nd period

Solution Test Tuesday

D: 5/3/18 Week Thirteen

A: go over review questions

Q: What did you think of the spring semester project? Was it interesting to do? Was it worth your time?

A:

Solution Test Tuesday

D: 5/6/19 Week Fourteen

A: Kinetics lab – pennies and candles

DR lab due today – all periods

Please take home project boards!

Solution Test Tuesday: 40 MC, 3 short answer, 4 problems. Total 77 points

D: 5/7/18 Week Fourteen

Solutions and Colligative properties test

 

D: 5/8/19 Week Fourteen

A: finish Absolute Zero Part II

Please take home science project boards!

D: 5/9/19 Week Fourteen

A: notes; pass out lab for Monday (Clock Reactions) – prelab due tomorrow with a hypothesis; HW: due Tuesday: p. 567 (PP 1 – 3; SR 1-8); due Wednesday: p. 574 (PP 1 & 2), p. 577 (PP 1 & 2); p. 578 (SR 1- 5); due Thursday: pp. 581-583 (10-16,19); p. 585 (1-13)

Q: What factors have an effect on the rate of a reaction? Explain thoroughly.

A: Please take home science project boards!

 

D: 5/10/19 Week Fourteen

A: check pre-lab; go over gas test; notes;

HW due Tuesday: p. 567 (PP 1 – 3; SR 1-8), due Wednesday: p. 574 (PP 1 & 2), p. 577 (PP 1 & 2); p. 578 (SR 1- 5); due Thursday: pp. 581-583 (10-16,19); p. 585 (1-13)

Q:What two conditions are necessary for chemical reactions to occur? (Be CLEAR and specific in your response!)

A:

D: 5/13/19 Week Fifteen

A: Clock lab

 

D: 5/14/19 Week Fifteen

A: go over HW; debrief Clock lab (omit Q6); notes; HW due tomorrow: p. 574 (PP 1 & 2), p. 577 (PP 1 & 2), p. 578 (SR 1- 5); due Thursday: pp. 581-583 (10-16,19); p. 585 (1-13)

Q: How does a catalyst affect a reaction? Be specific and thorough in your response.

A:

Electrochemistry EC due Monday 6/3/19

IB video: 
http://www.youtube.com/watch?=9sMFJMuZzmg&list=PLA11A67B3AF749AA1

D: 5/15/19 Week Fourteen

A: go over HW; HW for tomorrow: pp. 581-583 (10-16,19); p. 585 (1-13)

Q: p. 581 #6

A:

Labs due: 1st: Monday 5/20/19; 2nd: Tuesday 5/21/19; 5th Wednesday 5/22/19

Test Monday

Isaacs TEACH has a few GREAT videos about kinetics in my opinion.

https://www.youtube.com/watch?v=acZOZU9XwmM – potential energy diagrams 6:54
https://www.youtube.com/watch?v=1jF6yOzZbws – rate of reaction and rate laws 11:14 (continue watching through the accelerated class section!)
https://www.youtube.com/watch?v=S1sWvCOTUl8 – factors that affect reaction rate 10:38 (continue watching through the accelerated class section!)
https://www.youtube.com/watch?v=eEFJpmFk-9A – reaction mechanisms (and rate limiting step) 4:31
Crash Course Chemistry: https://www.youtube.com/watch?v=7qOFtL3VEBc Kinetics: Chemistry's Demolition Derby - 9:57 This also introduces/reviews some equilibrium concepts!

Bozeman Science

https://www.youtube.com/watch?v=WDXzVI8SmfE The Rate Law 8:43 (Don’t worry about finding slope of curves – beyond what you need to know) – watch this one before the one on the Rate Constant
https://www.youtube.com/watch?v=6mAqX31RRJU The rate of Reactions 6:24 (you do NOT need to know anything about Beers Law!)
https://www.youtube.com/watch?v=qD7PDOhqbpM Enthalpy of Reaction 8:02 Review of Chapter 16 material (calorimetry, Hess’s law)

Brightstorm videos

https://www.youtube.com/watch?v=eOSRn0jPbTk The Rate Constant 6:52 (a bit more in depth starting about halfway through the video) If you’re going to skip a video, this one would be it!
https://www.youtube.com/watch?v=F-Cu_AoWOK4 – reaction rates factors 3:04
https://www.youtube.com/watch?v=t8S1hKaTY_w Reaction rate problems 9:38 Excellent! Look at primarily the second problem (which is quite involved)

D: 5/16/19 Week Fifteen

A: go over rest of HW; Equilibrium pre-assessment

Q: p. 582 #7

A:

Test Monday: 35 MC, 5 short answer-problems (calculate rate, identify rate-determining step and write rate law from mechanism, determine rate law from data, draw energy profile) 55 points

 

D: 5/17/19 Week Fifteen

A: Haber video and assignment due Tuesday 5/28/19 (including EC portion!)

D: 5/21/19 Week Sixteen

A: start equilibrium notes; HW due Friday: p. 595 (PP 1-3, SR 1-10), p. 604 (SR 1-6); lab for Thursday (pre-lab due Thursday too!); HW due next Wednesday p. 616 (PP 1&2); p. 618 (PP 1&2); p. 620 (PP 1&2, SR 1-7)

Q: At certain temperature, Keq = 10.5 for the equilibrium CO (g) + 2 [H2](g) ó CH3OH (g); Calculate these concentrations:

a.[CO] where [H2] = 0.933 M and [CH3OH] = 1.32 M
b.[H2] where [CO] = 1.09 M and [CH3OH] = 0.325 M
c.[CH3OH] where [H2] = 0.0661 M and [CO] = 3.85 M

A:                                    Lab due 2nd period

Haber assignment due next Tuesday 5/28/19

D: 5/22/19 Week Sixteen

A: notes; work on pre-lab; work on HW

Test next Friday

Q: (1)Use Le Châtelier's principle to predict how each of these changes would affect the following equilibrium system: N2(g)+3H2ó2NH3(g)

a. removing hydrogen from the system

b. adding ammonia to the system

c. adding hydrogen to the system

(2) How would these equilibria be affected by increasing the temperature? Explain!

a. 4NH3 (g) +5O2 (g) ó 4NO (g) + 6H2O (g) + heat

b. heat + NaCl (s) ó Na+ (aq) + Cl- (aq)

A:                                     Labs due 5th period

D: 5/23/19 Week Sixteen

A: Lab - Investigating Chemical equilibrium (check pre-lab today as well)

D: 5/24/19 Week Sixteen

A: go over HW; notes

Lab due next Thursday!

Q: p. 624 #30 and #31

A:

Equilibrium Test Friday 5/31/19

D: 5/28/19 Week Seventeen

A: notes; work on HW; table work: pp. 622-624 (2-11, 14-16, 27, 29, 32, 33, 34, 37, 39, 40) [will count as HW stamp!]

Q: p. 624 #38, #41

A:

Haber Assignment & EC due today

 

D: 5/29/19 Week Seventeen

A: go over HW; class problems [pp. 622-624 (2-11, 14-16, 27, 29, 32, 33, 34, 37, 39, 40) - will count as HW stamp!]

Q: p. 624 # 45 and #46

A:

Equilibrium Test Friday

 

D: 5/30/19 Week Seventeen

A: equilibrium lab due; go over recent DAQAs; debrief equilibrium pre-assessment; go over table problems; pHet lab acids and bases due next Wednesday

Q: p. 624-625 #47; p. 597 Q1&2

A:

Equilibrium test tomorrow: 20 MC, 2 short answer, 5 problems

Total 58 points

 

D: 6/3/19 Week Eighteen

A: notes acids and bases; pHet lab acids and bases due Wednesday; pass out lab for tomorrow - Heartburn lab - due Thursday

Q: Compare and contrast Arrhenius, Brönsted-Lowry and Lewis definitions of acids and bases. (Be clear, but thorough in your response!)

A:

D: 6/4/19 Week Eighteen

A: Heartburn lab (due Thursday – but try and finish in class today!)

 

D: 6/5/19 Week Eighteen

A: go over recent DAQAs; pHet lab due – go over it; continue notes

Q: p. 492 #23

A:

 

D: 6/6/19 Week Eighteen

A: turn in Heartburn lab; debrief solutions and kinetics tests; finish notes including buffer demo; pass out course evaluation form

Q: p. 523 #16

A:

 

D: 6/7/19 The last DAQA Week Eighteen

A: go over equilibrium test
Q: p. 492 #27

A:

TEXTBOOK RETURN day of final

Bathroom passes may be turned in today or the day of the final!

Acid-base pHET WS due day of final as well