Thursday, January 24, 2008

Chemical Equations 1/24 Std 5.1

Objective: SWBAT make predictions using chemical equations

Agenda:
  • Making Predictions
  • Making Predictions HW

HW: Making Predictions HW

Wednesday, January 23, 2008

Chemical Equations 1/23 Std 5.1

Objective: SWBAT explain the parts of a chemical equation

Agenda:
  • Language of Change
  • Section Review #3 p 274

HW: Section review #3 p. 274

Tuesday, January 22, 2008

Molecular Formula 1/22 Std 5.4d

Objective: SWBAT determine the molecular formula from the empirical formula.

Agenda:
  • Review Test Study Skills
  • Percent Composition and Empirical Formula Quiz
  • Notes: Empirical Formula
  • Problems: p. 249

HW: Read pages 248-249 and do practice problems and Section Review Problems 1-4.  


Thursday, January 17, 2008

Video Tutorial: Mole Mass Calculations

video

Video Tutorial: Empirical Formula

Empirical Formula


video

Video Tutorial: Percent Composition

Percent Composition

After watching the video, try these Practice Problems. Answers are in [] for your reference:

NaCl [39.34% Na, 60.66% Cl]
(NH4)3PO4 [28.19% N, 8.11% H, 20.77% P, 42.93% O]

video

Wednesday, January 16, 2008

Empirical Formula 1/15/08 Std 5.4c

Objective: SWBAT determine the empirical formula of a substance.

Agenda:
  • Determining the Empirical Formula of Magnesium Oxide

HW: Finish Lab Analysis Questions

Thursday, January 10, 2008

Percent Composition 1/10/08 Std 5.4b

Objective: SWBAT determine percent composition of compounds

Agenda:
  • Notes: Percent Composition
  • Chewin' Through Chemistry


HW: Finish Chewin' Through Chemistry

Molar Mass 1/9/08 Std 5.4a

Objective: SWBAT calculate the molar mass of substances

Agenda:

  • Gram Formula Mass
  • Moley Stations
  • Mole-Mass Calculations Quiz (Std 5.4a)

HW: Read pages 242-244 and do practice problems on page 244

Tuesday, January 8, 2008

Answers to Selected Mass-Mole Calculations

Answers to Selected Gram Formula Mass problems.

5. 342 g Al2(SO4)3
13. 304 g Ba(ClO3)2

Answers to Selected Moles and Mass Problems

4. 0.99 moles KCl
4. 19 g KCl

Molar Mass 1/8/08 Std 5.4a

Objective: SWBAT calculate the molar mass of substances.

Agenda:
  • Notes: Mass-Mole Calculations
  • Gram Formula Mass
  • Moley Stations

HW: Complete Gram Formula Mass and Bring a Calculator!

Monday, January 7, 2008

Molar Mass 1/07/08 Std 5.4a

Objective: SWBAT explain what molar mass is for a substance

Agenda:
  • Molehill of Pennies

HW: Finish Molehill of Pennies and prepare for Molar Mass Quiz

Thursday, January 3, 2008

Chemical Formulas 1/1/08

Objective: SWBAT describe the molar mass of a substance

Agenda:
  • Moley Stations Activity
  • Sample Questions G and H p. 239-240

HW: Sample Questions G and H p. 239-240 (Must Show all Work!)