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Monday 10/19
Complete the following on your DO NOW handout.Use pg 51 in your INB to answer the question.
What is the Law of Conservation of Mass?
The law of conservation of mass states that…
DO NOW VL: 0
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ESSENTIAL QUESTIONS:How do chemical reactions show the law of conservation of mass?
OBJECTIVES:8.5(D) recognize that chemical formulas are used to identify substances and determine the number of atoms of each element in chemical formulas containing subscripts;8.5(F) recognize whether a chemical equation containing coefficients is balanced or not and how that relates to the law of conservation of mass.
EQs & Objectives
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AGENDAAgenda - Skittles Lab – Conservation of Mass
- Exit Ticket
Homework Chemistry Unit Exam Review Packet
CHEMISTRY UNIT EXAM ON FRIDAY!
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Task: Use different colored skittles to practice modeling chemical equations. After using the skittles, draw and color in the atoms/molecules on the reactant and product side. Determine if the equation is balanced.
KeyRed – Chlorine (Cl)
Orange - Sodium (Na) or Iron (Fe)
Yellow - Oxygen (O)
Green - Hydrogen (H)
Purple – Copper (Cu) or Calcium (Ca)
Skittles – Chemical Equation Lab
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EXIT TICKET
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Tuesday 10/20
Copy the chemical equation on your DO NOW handout and answer the following questions.
2Na + Cl2 2NaCl
1. Label the reactants and products. 2. Is this a balanced equation? Show your
work.
DO NOW VL: 0
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ESSENTIAL QUESTIONS:How do chemical reactions show the law of conservation of mass?
OBJECTIVES:Students will investigate how evidence of chemical reactions indicate that new substances with different properties are formed.
EQs & Objectives
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AGENDAPre-AP & Grade Level
- Pyrite Lab
Homework Chemistry Unit Exam Review Packet
CHEMISTRY UNIT EXAM ON FRIDAY!
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Pyrite Lab VL: 2
- Put on safety goggles.- Identify the physical properties of sulfur and
iron using the hand lens, magnet, and ruler. Record on the data table.- Color- Size- Shape- Magnetism
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Pyrite Lab VL: 2
- Using the triple beam balance, measure 4g of sulfur and 7g of iron.
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Pyrite Lab VL: 2- Mix the sulfur and iron together on one piece of paper.- Record the physical properties of the iron-sulfur
combination.- Place the mixture in the test tube.
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Pyrite Lab VL: 2
- Fill the beaker halfway full of cold water.
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Pyrite Lab VL: 2
- Light Bunsen burner.- Using a test tube clamp, hold test tube over flame
for 4-5 minutes.- Record observations on your handout. Be specific!
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Pyrite Lab VL: 2
- Turn off Bunsen burner.- Immediately put the test tube in the beaker
with water.- Follow the teacher’s instructions for retrieving
the new substance.
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Pyrite Lab VL: 2
- Examine the physical properties of the new substance, including the mass.
- Record in your notebook.
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Pyrite Lab VL: 2
- Complete the Analysis and Conclusion questions on the handout.
- If you do not finish, it is homework.
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Wed/Thur 10/21-10/22
Answer the following questions on your DO NOW handout. Complete sentences!
How do you know a chemical change occurred in the Pyrite Lab?
DO NOW VL: 0
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ESSENTIAL QUESTIONS:Why is chemistry important?
OBJECTIVES:Students will review the chemistry standards.
EQs & Objectives
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AGENDAPre-AP & Grade Level
- Review Stations
Homework Chemistry Unit Exam Review Packet
CHEMISTRY UNIT EXAM ON FRIDAY!
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Review Stations VL: 2
Students will go to 6 different review stations and complete the assignments at each station.
The teacher will instruct you when to move to the next station.
If you finish a station early, work on your HW Review Packet.
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Friday 10/23
Draw the model below and answer the following questions on your DO NOW handout.
1. How many valence electrons does the following atom model have?
2. Name an element this element most likely reacts with?
DO NOW VL: 0
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ESSENTIAL QUESTIONS:Why is chemistry important?
OBJECTIVES:Students will demonstrate mastery of TEKS 8.5 A-F.
EQs & Objectives
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AGENDAPre-AP & Grade Level
- Chemistry Unit Exam
Homework Chemistry Unit Exam Review Packet
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Chemistry Unit Test
Read and re-read the passage.
Underline the question
Bubble important words
Identify the key idea, write it in margin.
Eliminate the wrong answers
Select the correct answer ✓
Mass of an object
VL: 0
TEST I.D. - 23946