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12/19/2010 Standards: ManyObjectives:a. Check for understanding with Test 2 - Ch 2,3,4,5,6,8, & 9DO NOW: 1. Clear floor and tables: You will want calculator, pencil, scantron, and help sheet.HOMEWORK: 1. ChemThink.com (10 pts) Due tonight by 12:00 midnight=========================================================STAMPS: NONE ChemThink.com (10 pts) Due tonight by 12:00 midnight

12/20/2010 Standards: 3 (Stoichiometry & Conservation of Mass)Objectives:a. Be able to balance simple chemical equationsb. Be able to recognize: coefficients, reactants, & productsHOMEWORK:1. SN Ch 10.1 p. 125-128 (4 pts) Std 32. Ch 10.1 PP's, p. 279 1-3 (1 pt) Std 3=========================================================STAMPS: NONE Spotlight.exeContinue to take notes on everything requested by the video and turn in at end of period (5 pts)Name:_________________Date: 12/19/11 Per:_____DO NOW: 1. Balance these equations:a. ___ HgO ---> ___Hg + ___O2 b. ___ Zn + ___ HCl --> ___ ZnCl2 ___ H2

Std 3DO NOW:

1. Balance these equations:

a. ___ HgO ---> ___Hg + ___O2

b. ___ Zn + ___ HCl --> ___ ZnCl2 ___ H2 12Spotlight.exeCoefficient - the number in front of each element/compound in an equationReactantsLEFTProductsRIGHT Cu(s) + AgNO3 (aq) -----> Ag(s) + Cu(NO3)2 (aq)The LAW of CONSERVATION OF MASS requires that we balance chemical equationsSpotlight.exeLink for video showing reaction of copper wire (Cu) with silver nitrate solution ( AgNO3 )http://www.mrwiggersci.com/chem/Smart-Board-Activities/Ch10-Chemical-Reactions/Cu-plus-AgNO3-vid.mpg Cu(s) + AgNO3 (aq) -----> Ag(s) + Cu(NO3)2 (aq)link12Spotlight.exeIf watching at home, click here to see videAnswer2H2 + O2 2H2O

balancing chemical equations.aviWork through this sample together, or click on the video file below to watch, listen, and learn how to balance a chemical equation.

Video Tutorial__H2 +__O2 ---> __H2O12AnswerC + 2Cl2 CCl4

Balance the following equation.__C + __Cl2 ---> __CCl4

12AnswerCaCO3 CaO + CO2

__CaCO3 ---> __CaO + __CO212__H2 + __Cl2 ---> __HCl __H2O2 ---> __H2O + __O2__Na + __F2 ---> __NaF__KClO3 ---> __KCl + __O2__P + __O2 ---> __P4O101.2.3.4.5.DIRECTIONS: Copy these equations on the paper you will be turning in. Balance each equation on your own.12/21/2011 Standards: 3 (Stoichiometry & Conservation of Matter) Objectives:a. Practice Balancing EquationsDO NOW: 1.Balance these 3 equations:a. C2H5OH (l) + O2 (g) CO2 (g) + H2O (g) b. NH3 (g) + O2 (g) NO (g) + H2O (g) c. SiO2 (S) + HF (aq) SiF4 (g) + H2O (l) HOMEWORK:1. Have a Merry Christmas and a Happy New Year!!! That is an order!!!!!================================================================================STAMPS:None

ANNOUNCEMENTS: Mr. Wigger sings today at end of period. Cookies will be served as you leave! Merry Christmas/2010 Standards: z Objectives:a. DO NOW: 1.

HOMEWORK:1. ====================================================================STAMPS:Journal

BASKET: /2010 Standards: z Objectives:a. DO NOW: 1.

HOMEWORK:1. ====================================================================STAMPS:Journal

BASKET: /2010 Standards: z Objectives:a. DO NOW: 1.

HOMEWORK:1. ====================================================================STAMPS:Journal

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