Honors Chemistry B Agenda
11/5 Happy New Year!
• attendance
• Calendar
• Materials needed from last semester
– Periodic table
– Ions lists
– Naming rules: flow chart, guidelines, notes
– Book project info
• Transcripts / work on review sheet
H Chem. Agenda 1/6
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Stamp & check review sheet
SI units review
Scientific notation - p 128
HW: p.132 section review Q’s 1-5
H. Chem. Agenda 1/7
• Stamp and review homework
• New material (text Ch. 5.2):
– Uncertainty in measurement,
– significant figures,
– rounding,
– calculations.
• HW:
– significant figures ½ sheet
– Reading measurements sheet – both sides
H. Chem. Agenda 1/11
• Stamp and review ½ sheet & measurement sheet
• Temp conversions Celsius to (Kelvin p. 150)
• Density (p. 159)
• Specific gravity (p. 161)
• Unit conversions (dimensional analysis)
• HW
1. Due tomorrow: density prelab (back only)
2. Due Wednesday: # 6 & 7 on Dimensional Analysis ws
3. Due Thursday: review problems – see calendar 1/11
4. Quiz Wednesday – sig figs, etc.
H. Chem. Agenda 1/13
1. Sig. figs. quiz
2. Stamp and go over HW
(Dimensional analysis # 6 & 7)
3. Discuss lab (due tomorrow)
4. Time to work on textbook work (see
calendar), due Thursday
H. Chem. Agenda 1/14
• Turn in density labs
• Stamp HW
• Review quiz
• Review HW
• Test tomorrow
• Packet due tomorrow
1. Vocab (on back of calendar)
2. Review sheet
3. P 132 HW (5 Q’s)
4. significant figures ½ sheet
5. Reading measurements sheet – both sides
6. Dimensional analysis
7. Review problems
8. Corrected quiz
H. Chem. Agenda 1/15
• Turn in Packet
1. Vocab
2. Review sheet
3. P 132 HW (5 Q’s)
4. significant figures ½ sheet
5. Reading measurements sheet – both sides
6. Dimensional analysis
7. Review problems
8. Corrected quiz
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Test
Have a great 3-day weekend!
H. Chem. Agenda 1/19
• Review dimensional analysis
• HW: Complete w.s.
H. Chem. Agenda 1/20
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Stamp HW
Pretest
Test scores: scantron x 3 + free response
Moles & Avogadro’s number
Gram formula mass
HW: complete worksheet 1 – both sides
H. Chem. Agenda 1/21
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Stamp and rvw HW
Assign mole project
Moles to mass conversions
Particles to mass conversions (go through
moles)
• HW:
– complete ws 2 – side 1 only (side 2 for more
practice if you want)
– Complete ws 3 – both sides
– Mole project - due 2/3 – get it?
H. Chem. Agenda 1/25
• Turn in Mole/Mass/Particle/Volume
Relationship lab
• Moles quiz
• Chalk lab – do and turn in
• Mo’ Moles Practice
• HW: Complete Mo’ Moles Practice
H. Chem. Agenda 1/26
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Stamp HW/ put packet together
Return and review moles quiz
Review Mo’ Moles Practice HW
More review problems
HW: text ch 6, p 210-211
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14 - 16 a & c
20 c & e
21 a
22 a
23 – 25 a & c
26 a & c
•Test tomorrow
•Packet due tomorrow
1. Vocab (back of calendar)
2. WS 1
3. WS 2
4. WS 3 & 4
5. Mo’ Moles Practice –
corrected
6. Moles Quiz –
corrected
7. Text p. 210-211
• (all answers are in back of book – check your work as you go along)
• Need help?
– this afternoon after school, or tomorrow 7:15 – 7:45
H. Chem. Agenda 1/27
• Turn in Packet
1. Vocab (back of calendar)
2. WS 1
3. WS 2
4. WS 3 & 4
5. Mo’ Moles Practice – corrected
6. Moles Quiz – corrected
7. Text p. 210-211
• Moles Test
• HW reminders:
– Mole project due 2/3 (next Wed.)
– Book project due 3/17 (St. Patrick’s Day)
H. Chem. Agenda 1/28
• Test return
• Percent composition by mass
• HW:
– p. 195
• #1 – 3
– P. 212
• #27 a,c,e,g
• #28 a,c,e,g
H. Chem. Agenda 1/29
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Stamp HW & review
Empirical formulas
HW:
Text p. 212-3
#31, 33 a&c, 36, 37, 39, 41
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H. Chem. Agenda 2/1
Stamp HW
February calendar
Calculation of molecular formulas 6.3
Combustion analysis
Lab in Ms. Perkerson’s room tomorrow
– Wear closed toed shoes & bring ponytail holder
• HW:
– Determination of an Empirical Formula prelab
– Combustion analysis problems – due Wednesday
– Mole project due Wednesday
– Book project due 3/17
H. Chem. Agenda 2/4
• Turn in empirical formula lab
• Returns and handouts
• Determining Hydrate formulas
• Test next Tuesday
• HW:
1. Hydrate prelab
2. hydrate formulas – due tomorrow w/ prelab
3. Review sheet – due Monday
4. Book project – due March 17
H. Chem. Agenda 2/8
• Turn in hydrate lab
• Stamp review HW
• Put together packet due tomorrow
1. Vocab
2. P 195 & 212 HW
3. P 212 – 213 HW (31-41)
4. Combustion analysis problems
5. Hydrate problems
6. Unit review problems
combustion analysis
H. Chem. Agenda 2/9
• Turn in packet
• Moles test
H. Chem. Agenda 2/10
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Take your moles – they were great – thanks!
No test return today – sorry 
Stoichiometry pretest
Stoichiometry lesson
– Mole to mole
– Mole to mass
• HW: complete stoichiometry ws
H. Chem. Agenda 2/11
• Stamp HW
• Stoichiometry mass to mass
HW:
1. mass to mass & mixed stoichiometry ws
2. Chem rx mole ratio pre-lab
H. Chem. Agenda 2/12
• Stamp and check HW
• Mo’ stoichiometry
practice from text
• P. 317 #7
• P. 310-312
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8 a, b
9 a, b
10 a, b
13 b, c , d
• P 310-312 cont’d
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15 a,b
16 a
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25
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• This and Prelab due
Tuesday
Stoichiometry 2/11 HW answers
• Mass to mass
1) 15.2 g KCl
2) 9.80g O2
3) 10.8 g H2
4) 60.8 g NH3
5) 4.2 g AgCl
6) 3.1 g BaCl2
1)
2)
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6)
• Mixed
1.78 mol NH3
36.4 g H2
40.8 g NaOH
8.1 g H2O
2.24 g Cu
780 g AgNO3
H. Chem. Agenda 2/17
• Stamp HW
• Review HW
• Limiting reactants
• HW:
1. complete limiting reactants ws
2. Complete yesterday’s lab write-up –
– no formal conclusion or ESOE’s req’d
H. Chem. Agenda 2/18
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Turn in Mole Ratio lab
Science course selection
Stamp and rvw limiting reactants HW
% yield
HW:
– p. 312 # 40, 41, 42
– review sheet – due tomorrow
• Coming up:
1. Friday - review,
2. Monday - % yield Lab,
3. Tuesday - test
Limiting reactants HW answers
• Limiting Reagents: Show ALL Work!!
1. O2 is limiting reagent
– (.0381 mol O2 vs. .520 mol H2, of which you need 2)
2. Mg(OH)2 is limiting
– (.0991 mol Mg(OH)2 vs. .3522 mol HCl, of which you
need 2)
3. Cr is limiting; 12g CrCl3 (or 13g, depending on if
you carried numbers through on your calculator)
4. O2 is limiting; 17.3 g SO2
5. Cd is limiting; 10.9 g CdS produced
Limiting reactants HW answers
Limiting Reagent WS
1. Pb(NO3)2 + 2NaI  2NaNO3 + PbI2
2. NaI is limiting; 8.51 g NaNO3
3. NaI is limiting
4. 8.4 g Pb(NO3)2 excess
H. Chem Agenda 2/19
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Turn in course selection sheet, if ready
Stamp and review HW
More review problems
HW: complete pre-lab write-up
Stoichiometry Review Answers
1. Na 39.34%, Cl 60.66%
2. K 44.92%, S 18.40%, O 36.72%
3. CH
4. C8H8N2O2
5. 40.8 g NaOH
6. 9.37g HCl
7. Cl2 is limiting reagent
8. 84.6% yield
Text p. 313
40) …
41)…
42) 85.4% yield
More Review Practice
• P. 307 Practice problem 9.9
• P. 308 #5
• P 313 For each of following problems, also
determine mass of excess reactant.
34 c, 35 a, 36 c
Complete prelab
H. Chem Agenda 2/23
• Stoichiometry packet
1. Vocab
2. Stoiciometry – mole to mole/mole to mass
3. Stoichiometry mass to mass/mixed
4. Limiting reagents – 2 sided
5. Unit review 1-6 + p 313 #40-42
6. Book work p 317 #7 & p 310-312
7. Book work p 307 9.9, 308 rvw 5, p 313
• Book check
• Do vocab after test
• Lab write-up due tomorrow
H. Chem Agenda 2/25
• Stamp and check HW
• Dilution
• HW: x-word ws (both sides) & Molarity by
Dilution ¼ sheet
Answers to Molarity/Molality
• Molarity
1) .99 M
2) .118 M
3) 101 g KNO3
4) .27 L
5) 2.5 g
• Molality
1) 2.0 m
2) .22 m
3) .12 m
4) 3.8 g I2
5) 134 mL
H. Chem Agenda 3/2 – 6th only
• Stamp HW
–Molarity by Dilution
–Solubility curves – two sides
–Solutions lab station 6
• Review HW & lab
• Test moved to Thursday
Molarity by Dilution answers
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5.
.083 L = 83 mL sulfuric acid
17 mL HCl
130 mL
150 mL H2O
1200 mL H2O = 1.2 L H2O
H. Chem Agenda 3/2 – 6th only
• Return stamped work
• Rvw lab stations & graph analysis/x-word hw
• Solutions powerpoint
• Solutions test tomorrow
• Turn in lab tomorrow
• Packet for tomorrow:
1. Vocab
2. 4-part sheet
3. Graph sheet/x-word
H. Chem. agenda 3/3 - 7th only
• Stamp HW
–Molarity by Dilution
–Solubility curves – two sides
• Rvw lab stations & graph analysis/x-word hw
• Solutions powerpoint
• Solutions test tomorrow
• Turn in lab tomorrow
• Packet for tomorrow:
1. Vocab (already stamped)
2. 4-part sheet
3. Graph sheet/x-word