Acids and Bases

MT: Chapter 17.1-3 Test and Review Calculations Lab.
Goal: Apply thermodynamics to chemistry.
Declarative Knowledge Test. 17.1-17.3
Monday
LAB: Measuring the heat changes in a cup of ice to liquid to vapor.
1.) Students Measure a volume of ice (Two-Three Cubes)
2.) Record the temperature every minute until they get the ice to melt then boil.
3.) Students make ____ Calculations.
Given: molar heat of fusion of ice (find in kJ/mol), Specific Heat of Water (4.18 kJ/gram degree Celsius), molar heat of vaporization (find in kilojoules)
How much heat will be required to increase the temperature of the ice to zero degrees. (mCT)
How much heat will be required to melt the ice. (# moles*molar heat of fusion)
How much heat will be required to raise the temperature from 0 degrees celsius to 100 degrees celsius? (mCT)
How much heat will be required to boil all the water off?
Tuesday: Guided Reading of next chapter.

WR: Students determine differences between acids and bases. W(right into pH) R(thermochem review lab)
1.) Explorelearning Gizmo: Acid and Base pH Scale exploration.
2.) Gum Drop Demonstration of what an acid and a base is. (hydrogen ions vs. hydroxide ions) Key Terms: Dissociation, Hydrogen Ions, Hydroxide Ion, Acid, Base, pH, pOH, indicator, litmus paper.
3.) Cabbage Juice Indicator to make a pH scale. (vinegar, baking soda solution, pop, water, apple juice, sprite, lemon juice, bleach)
4.) Acid vs. Base indicator paper investigation. Creation of a pH scale by using red cabbage indicator solution and testing various solutions.
5.) pH worksheet and answering 19.1-19.2.

F: Determine differences between acids and bases. Determine acids, bases, and conjugates.
1.) T-Chart Acids vs. Bases. Bronsted Lowry, Arrhenius, Lewis: Electron Donor, Electron Acceptor.
2.) Writing reactions to show how acids and bases act in water.


M: pH exploration, pH vocabulary introduction, T-chart on Acids and Bases, Writing Acid base reactions.

TW:
1.) How to determine pH review. Step One: Determine the # of moles of acid, determine the # of liters of solution, Determine the molarity, then take the -log of [H+] pH Calculation Questions.
2.) Writing neutralization reactions.
3.) Neutralizing exploration with red cabbage indicator.

RF:
1.) Titrations using strong acids and bases, online simulation.
2.) Titration calculations. 19.2

MT:
Titration and pH Calculation review around the room.

WR:
pH Test and Oxidation Reduction introdution, determining oxidation states.

FM: Redox reactions start

Thermochemistry to Acids and Bases

Monday and Tuesday
1.) Mole calculation review Whenever there's extra time.
2.) Seven online thermochemistry experiments-Computer Lab.
3.) PPT. Thermochemistry Laws of Thermodynamics and Units of Heat Energy.
4.) Vocabulary for Chapter 17: Word, Definition, Picture, Rhyme.

WR
Lab: Goal: Make heat transfer calculations, inquire about heat loss from different systems.
Introduce the Heat Equation: mass*Specific Heat or Thermal Mass (needs to be same units as mass and temp) *Change in Temperature (in celsius or kelvin).

FM
Goal: Make calorimetry calculations.
1.) Endo vs. Exothermic video and notes.
2.) Heat and enthalpy notes and equations.
3.) 17.1-17.2 Calorimetry reading, modeling sample problems, and working problems to get to end of 17.2.

TW 17.3.
Goal: Describe and calculate the heat gained as a temperature increases and as temperature decreases.
Go over 1-20 in 17.1 and 17.2.
1.) Phase change gizmo, analyzing a heating and cooling graph (
Preview Vocabulary in chart form (Solid -- Liquid -- Gas) using heats of each vocabulary word to show what they mean.
2.) Reading 17.3, Model Sample Problems, Work Examples to get to end of Chapter 17.3
Test Concepts: Exo, Endo, Heat Calculation (2 equations, know how to use them), Molar Heats of Fusion, Solidification, Condensation, Vaporization, Condensation, Solution, Two Laws of Thermodynamics.

RF Chapter 17.3 Review Lab and Test Concepts.
Goal: Apply thermodynamics to chemistry.
LAB: Measuring the heat changes in a cup of ice to liquid to vapor.
1.) Students Measure a volume of ice (Two-Three Cubes)
2.) Record the temperature every minute until they get the ice to melt then boil.
3.) Students make ____ Calculations.
Given: molar heat of fusion of ice (find in kJ/mol), Specific Heat of Water (4.18 kJ/gram degree Celsius), molar heat of vaporization (find in kilojoules)
How much heat will be required to increase the temperature of the ice to zero degrees. (mCT)
How much heat will be required to melt the ice. (# moles*molar heat of fusion)
How much heat will be required to raise the temperature from 0 degrees celsius to 100 degrees celsius? (mCT)
How much heat will be required to boil all the water off?

MT: Chapter 17 Test
1.) Test
2.) Gum Drop Demonstration of what an acid and a base is. (hydrogen ions vs. hydroxide ions)
3.) Cabbage Juice Indicator to make a pH scale. (vinegar, baking soda solution, pop, water, apple juice, sprite, lemon juice, bleach)
3.) Acid vs. Base indicator paper investigation. Creation of a pH scale by using red cabbage indicator solution and testing various solutions.

WR: Determine differences between acids and bases. Make calculations related to acids and bases.
T-Chart Acids vs. Bases.
Molarity calculation review.
Charge Balance Writing of Ionic Compounds review.
Acid Questions from Chap. 18

MT: Titrations using strong acids and bases.