# Classroom Resources: Solutions

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126 – 150 of 164 Classroom Resources

• Reaction Rate, Graphing, Temperature, Concentration | High School, Middle School

### Access is an AACT member benefit. Lab: Starch-Iodine Clock Reaction Mark as Favorite (56 Favorites)

In this lab, students perform an iodine clock reaction to determine how concentration and temperature effect the reaction rate.

• Mixtures, Separating Mixtures, Solubility, Physical Change, Phase Changes | Middle School

### Access is an AACT member benefit. Lab: A Solution to Your Mix-up Mark as Favorite (3 Favorites)

In this lab, students will perform a step by step process of mixing and separating substances based on their states and solubility in order to solve a problem.

• Solute & Solvent, Molarity, Tyndall Effect, Concentration, Stoichiometry, Dimensional Analysis, Mole Concept | High School

### Access is an AACT member benefit. Activity: Solubility & Solutions Mark as Favorite (21 Favorites)

In this inquiry activity, students investigate types of solutions, identifying the solute and solvent, and classifying each solution. They them solve stoichiometry problems involving solutions of different concentrations.

• Solubility, Intermolecular Forces, Intermolecular Forces, Mixtures, Intramolecular Forces, Polarity, Observations, Physical Properties, Chemical Properties, Identifying an Unknown, Mixtures | High School

### Access is an AACT member benefit. Lab: Solubility & Compound Type Mark as Favorite (37 Favorites)

In this lesson, students determine whether unknown substances are polar, nonpolar, or ionic by testing their solubilities.

• Intermolecular Forces, Mixtures, Intermolecular Forces, Colligative Properties, Freezing Point Depression, Solubility, Polarity, Phase Changes, Freezing Point, Density, Mixtures, Physical Properties | High School

### Access is an AACT member benefit. Lesson Plan: Fuel Line Antifreeze Mark as Favorite (11 Favorites)

In this lesson students will explore the role of a gasoline additive, fuel line antifreeze (generally methanol or 2‑propanol), in reducing the potential of water to block fuel lines in freezing weather. Students will prepare test tube models of water-contaminated fuel tanks and explore the effect of adding different types of fuel line antifreeze. This lesson can be used to bolster concepts about miscibility, density, intermolecular forces, phase changes (freezing), and colligative properties (freezing point depression).

• Acid Rain, Acid Base Reactions, Chemical Change, Chemical Change, Indicators, Equivalence Point, pH, Concentration, Molarity | High School

### Lab: Seeing the Effects of Acid Rain Mark as Favorite (17 Favorites)

In this lesson, students will prepare an environment and make acid rain to see how the acid rain effects the items in the environment.

• Galvanic Cells, Reduction, Oxidation, Half Reactions, Cathode, Anode, Redox Reaction, Electrons, Electron Transfer, Net Ionic Equation, Error Analysis | High School

### Access is an AACT member benefit. Lab: Four-Way Galvanic Cell Mark as Favorite (24 Favorites)

In this lab, students will build a simple galvanic cell to measure cell potential and will compare their data to theoretical calculations. Students will become more familiar with cells during this opportunity to investigate and compare numerous electrochemistry reactions.

• Polarity, Intermolecular Forces, Intermolecular Forces, Physical Change, Matter | Middle School

### Access is an AACT member benefit. Lesson Plan: Sandy Beaches—A Foray into ‘Magic’ Sand Mark as Favorite (3 Favorites)

In this lesson, students will investigate the properties of magic sand and learn about the concept of hydrophobic and hydrophilic molecules. It also introduced students to the field of nanotechnology.

• Freezing Point, Solubility, Solute & Solvent, Phase Changes, Freezing Point Depression, Physical Change, Physical Properties | Elementary School

### Access is an AACT member benefit. Lesson Plan: Salting Roads in Winter Mark as Favorite (2 Favorites)

In this lesson, students investigate how the freezing point of water changes when salt is added.

• Chemical Change, Limiting Reactant, Classification of Reactions, Percent Yield, Stoichiometry, Concentration, Molarity, Mole Concept, Dimensional Analysis | High School

### Access is an AACT member benefit. Demonstration: First Day Review Mark as Favorite (20 Favorites)

In this demonstration, students see evidence of a chemical reaction.

• Polarity, Mixtures, Intermolecular Forces, Intermolecular Forces, Physical Properties, Observations, Mixtures | Middle School, Elementary School, High School

### Lab: Salad Dressing Science: Emulsions Mark as Favorite (27 Favorites)

In this lab, students mix polar and nonpolar substances and then add various emulsifiers to encourage the mixing of the two substances. They use ingredients in salad dressing to relate science to real life scenarios.

• Limiting Reactant, Concentration, Net Ionic Equation, Stoichiometry, Balancing Equations, Precipitate, Mole Concept, Dimensional Analysis | High School

### Access is an AACT member benefit. Lab: Finding CO2 Mass in your Breath Mark as Favorite (36 Favorites)

In this lab, students will measure how much carbon dioxide they exhale by reacting their exhaled breath with limewater (calcium hydroxide solution). Students will practice writing balanced equations and completing mass-to-mass stoichiometric calculations.

• Intermolecular Forces, Solute & Solvent, Scientific Method | High School

### Access is an AACT member benefit. Lab: Exploring Intermolecular Forces Mark as Favorite (24 Favorites)

In this lab, students will investigate the idea that “like dissolves like” by discovering which liquids are best suited for dissolving various substances. This can serve as a great inquiry lab prior to teaching intermolecular forces.

• Solubility, Saturated/Unsaturated/Supersaturated, Mixtures, Reaction Rate | High School

### Access is an AACT member benefit. Lab: Rate of Solution Mark as Favorite (21 Favorites)

In this lab, students observe how particle size, solvent temperature, and agitation affect rate of solution.

• Mixtures, Acid Rain, Interdisciplinary, Chemical Properties | Elementary School, Middle School

### Access is an AACT member benefit. Lesson Plan: Environmental Problems Mark as Favorite (10 Favorites)

In this lesson, students are presented with an environmental problem to solve using important concepts of chemistry, which involves a lake with deteriorating water quality.

• Precipitate, Chemistry Basics, Reactions & Stoichiometry, Solubility Rules, Balancing Equations, Chemical Change, Chemical Change | High School, Middle School

### Access is an AACT member benefit. Lab: Predicting Precipitates Mark as Favorite (27 Favorites)

In this lab, students use solubility rules to predict which chemical reactions will produce precipitates.

• Intermolecular Forces, Solubility, Intermolecular Forces, Intramolecular Forces, Polarity, Lewis Structures, Molecular Structure, Solute & Solvent, Mixtures, Melting Point, Freezing Point, Boiling Point, Physical Properties, Graphing, Mixtures | High School

### Access is an AACT member benefit. Lab: Physical Properties (High School) Mark as Favorite (27 Favorites)

In this lesson, students investigate how intermolecular forces effect physical properties by investigating substances’ melting points as well as solubility.

• Solubility, Solute & Solvent, Molecular Motion, Phase Changes, Reaction Rate | Elementary School

### Access is an AACT member benefit. Lesson Plan: Particles in Motion Mark as Favorite (1 Favorite)

In this lesson, students learn that particles that make up matter are in constant motion.

• Exothermic & Endothermic, Physical Change, Heat, Temperature, Observations, Intermolecular Forces, Solute & Solvent, Saturated/Unsaturated/Supersaturated | High School, Middle School

### Lesson Plan: Particle Modeling of Hand Warmers Mark as Favorite (21 Favorites)

In this lesson, students will create a particulate model of matter that explains energy changes and transfer during a physical process, such as the crystallization of a solid from a supersaturated solution.

• Observations, Mixtures, Density, Physical Properties, Mixtures | Elementary School

### Access is an AACT member benefit. Activity: Color-Works in a Jar Mark as Favorite (2 Favorites)

Students will be using three ingredients to create a liquid color-works mixture in a jar. This is a fun chemistry project to do with young elementary students around the 4th of July or New Year’s Eve to get the children excited about fireworks.

• Separating Mixtures, Density, Physical Change, Chemical Change, Mixtures, Intermolecular Forces, Intermolecular Forces | Middle School

### Access is an AACT member benefit. Lab: Clean it Up! Mark as Favorite (4 Favorites)

In this lab, students will consider and utilize various separation techniques to purify and reclaim used motor oil.

• Chemical Change, Acid & Base Theories, Indicators, Solubility Rules, Gas Laws, Pressure | Middle School

### Access is an AACT member benefit. Lesson Plan: Chemistry of Pop Rocks Mark as Favorite (3 Favorites)

In this lesson, students will determine the pH of several liquids with litmus paper or a pH probe. Next, students will explore how pH affects the production of gas with Pop Rocks. Students will also investigate how Charles’ Law affects Pop Rocks. Finally, students will design their own experiment with Pop Rocks.

• Solute & Solvent, Physical Change, Solubility | Middle School, High School

### Lab: Chemistree Mark as Favorite (16 Favorites)

In this lab, students will prepare a solution to observe a physical change.

• Colligative Properties, Boiling Point, Molality, Concentration, Boiling Point Elevation, Graphing, Accuracy, Physical Properties, Error Analysis | High School

### Access is an AACT member benefit. Lab: Changing Water's Boiling Point Mark as Favorite (21 Favorites)

In this lab, students will explore colligative properties in a quantitative approach. They will measure the effect of increasing the molality of a salt solution on the solution’s boiling point, and they will graph their data and use the slope of the line of best fit to calculate the boiling point elevation constant of water. There are three versions of the lab, some of which provide more structure and guidance and others of which are more student-driven.

• Separating Mixtures, Interdisciplinary, Electromagnetic Spectrum, Mixtures, Mixtures | Middle School

### Access is an AACT member benefit. Lab: Candy and Leaf Chromatography Mark as Favorite (12 Favorites)

In this lab, students will learn that mixtures are created by the combination of two or more substances. Many colors are actually mixtures of several different pigments. Mixtures can be separated, and in this lab students will perform chromatography to separate mixtures found in candy and in leaves.