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NEXT YEAR DON'T DO LOG CHARTS AT ALL. DO SIMPLE ESTIMATES OF LOGS USING EXPONENT OF 10. RESPONDERS TODAY. 5/7/2012 Standards : 5 O bjectives : ● CST Quiz w responders 41-50 ● Be able to calculate pH and pOH and be able to convert pH <---> pOH D O NOW :
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NEXT YEAR DON'T DO LOG CHARTS AT ALL. DO SIMPLE ESTIMATES OF LOGS USING EXPONENT OF 10
RESPONDERS TODAY 5/7/2012 Standards: 5 Objectives: ● CST Quiz w responders 41-50 ● Be able to calculate pH and pOH and be able to convert pH <---> pOH DO NOW: 1. If [H+] = 1 x 10-5 what is the pH? 2. If pH = 5 what is the pOH 3. If the [H+] = 4 x 10-8 what is the pH? HOMEWORK: 1. Ch 19.4 PP’s p. 612 20 (a-c) and p. 631-632 87-89 (4 pts) 2. PRINT Tutorial on Neutralization reactions using M1V1a = M2V2b 3. CST 41-50 - work problems on printed paper, non-calc needs ans w reason & page #, calc, needs given, find and calcs. (chk on-line vid) ========================================================== STAMPS: ● Journal 5/4 1. Ch 19.3 PP's p. 609 18 (a-c) and 19 (a-c) (5 pts) Std 5 Watch the 2 videos on how to use the pH chart
CST Review - lunch every day for the next 10 school days. If you attend you get 3 pts ex cr for each day
Intro to Chart for finding pH from concentration http://www.youtube.com/watch?v=IQnzryo6Bwo 3 Examples Video http://www.youtube.com/watch?v=2x5QeFBZvFU
pH = -log [H+] pOH = -log [OH- ] pH + pOH = 14 Kw = [H+][OH1- ] = 10-14
Find the pH of a solution of HCl with a 3.7 M 1 Answer example: 2.2x10-2
2 Find the pOH of a solution of HCl with a 3.7 M
3 Find the pOH of a solution of NaOH with a 8.7 M Answer example: 2.2x10-2
5/8/2012 Standards: 5 (Acids & Bases) Objectives: ● Be able to perform pH & pOH calcs ● Be able to do dilutions with M1V1a = M2V2b DO NOW: 1. [ H+ ] = 6.6 x 10-6 calculate the pH 2. [ OH- ] = 1.7 x 10-3 calculate the pOH 3. pH = 5.19, calculate [ H+ ] HOMEWORK: 1. p. 614 21 (a-c), 22 (a-d) and p. 621 30-32 (5 pts) 2. CST 51-60 Same directions (5 pts) ======================================================= STAMPS: ● Journal 5/7/12 1. Ch 19.4 PP’s p. 612 20 (a-c) and p. 631-632 87-89 (4 pts) Std 5 2. PRINT Tutorial on Neutralization reactions using M1V1a = M2V2b (1 pts) Std 5 3. CST 41-50 - Same directions. (5 pts) Std 5 RESPONDERS TODAY
RESPONDERS TODAY 5/9/2012 Standards: 5 (Acids & Bases) Objectives: ● Conduct CST rev w responders ● Be able to work neutralization problems using M1V1a = M2V2b ● Intro hydrocarbons w SN HW DO NOW: 1. p. 614 22 b 2. p. 621 31 (uses M1V1a = M2V2b ) HOMEWORK: 1. CST 61-70 Same Directions (5 pts) 2. SN Ch 22.1 p. 295-298 (5 pts) ===================================================== STAMPS: ● Journal 5/8 (staple both 1 & 2 separately) 1. Ch 19p. 614 21 (a-c), 22 (a-d) and p. 621 30-32 (5 pts) (BASKET) 2. CST 51-60 Same directions (5 pts) (BLACK TRAY)
9 CST Review Rules 3 pts ex cr per day you attend if: a. you're here by 12:35 and don't leave before 1:02 b. don't leave early c. sign in and out at appropriate times d. you attend at least 6 times Take CST 1-10 Today There will be today, + 8 days left
M1V1a = M2V2b a = subscript of the H1+ in the acid b = subscript of the OH1- in the base
Find the pH of a solution of HCl with a 3.7 M 4 Answer example: 2.2x10-2
5 Find the pOH of a solution of HCl with a 3.7 M
6 Find the pOH of a solution of NaOH with a 8.7 M Answer example: 2.2x10-2
5/10/2012 Standards: 10 (Organic & Biochem) Objectives: ● Intro pH meter lab ● Introduce hydrocarbons ● Be able to name alkanes with 1-10 carbons in the chain, and skeleton equations DO NOW: 1. Define alkane and substituent (see Ch 22.1, p. 700 & 702) 2. Write the name of all alkanes with 3-5 carbons, and show using all 4 formula types. HOMEWORK: 1. Ch 22.1, p. 705 PP's 1-2 2. Ch 22.1, p. 705 Assess. 3, 4, & 6 (4 pts total for 1 & 2) Std 10 3. PRINT Tutorial - Organic Chem Ch 22 (1 pt) Std 10 ========================================================= STAMPS: ● Journal 5/9 1. SN Ch 22.1 p. 295-298 (5 pts) Std 10 BASKET 2. CST 61-70 Same Directions (5 pts) Std MISC BLACK TRAY
9 CST Review Rules - lunch 3 pts ex cr per day you attend if: a. you're here by 12:35 and don't leave before 1:02 b. don't leave early c. sign in and out at appropriate times d. you attend at least 6 times Take CST 11-20 Today There will be today, + 7 days left
Formula types to use with alkanes Molecular C4H10 See chart p. 700 CH3CH2CH2CH3 Condensed Structural See chart p. 700 & 702 Structural See chart p. 702 Skeleton See bottom p. 703
How to name substituents C-C-C-C-C-C-C p. 700 for main chain names p. 702 for substituents have student move stuff C-C-C-C-C-C-C-C-C
5/11/2012 Standards: 10 (Organic & Biochem) Objectives: ● Be able to name structures given, and write structure from name DO NOW: 1. Write structure with skeleton equation for: 3,5,5 triethyl 2 methyl heptane C 2. Name this structure: | C - C - C - C - C - C - C | | C - C C | HOMEWORK: C 1. Organic Chem HW Probs - Sheet 1 25 (a-d), 26 (a-d), 27 (a-e), 28 (a-e) (5 pts) Std 10 ===================================================== STAMPS: ● Journal 5/10 1. Ch 22.1, p. 705 PP's 1-2 2. Ch 22.1, p. 705 Assess. 3, 4, & 6 (4 pts total for 1 & 2) Std 10 3. PRINT Tutorial - Organic Chem Ch 22 (1 pt) Std 10 Staple all together
Name this hairy monster Don't do anything until you circle the longest chain.