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Worksheet
Curated OER

A Solubility Curve for Potassium Nitrate

For Students 9th - 12th
Step-by-step laboratory instructions are listed so that chemistry explorers can consider the solubility of potassium nitrate. They combine their results with those of other lab groups and then graph the data to display the solubility...
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Lesson Plan
Santa Monica College

The Composition of Potassium Chlorate

For Teachers 9th - Higher Ed Standards
The third activity in a series of 11 begins by using thermal decomposition of potassium chlorate to determine the mass percent of oxygen. Then a second activity allows scholars to demonstrate that the resulting residue is from a...
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Interactive
PhET

Neuron

For Students 9th - Higher Ed Standards
Neurons send electrical signals throughout a body based on chemical communication. Individuals stimulate a neuron to see the effects. They notice the sodium-potassium channels along with ions, concentrations, and a membrane potential...
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Lesson Plan
Curated OER

Lab-Percent of Composition of KClO3

For Teachers 9th - 12th
High schoolers find the percent composition of oxygen in potassium chlorate. In this percent composition lesson plan, students heat a sample of potassium chlorate to decompose it into potassium chloride and oxygen. They weight their...
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Lab Resource
Royal Society of Chemistry

A Solid-Solid Reaction between Lead Nitrate and Potassium Iodide

For Teachers 6th - 11th Standards
Why is it so difficult to make two solid compounds react? Investigate the concepts of particle collisions and rate of reaction using a quick demonstration. The colorful experiment features two plain, white solids combining to form a...
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Lesson Plan
Curated OER

How Can You Test Your Soil?

For Teachers 5th - 9th
Students investigate chemicals in soil samples. In this soil science instructional activity, students test local soil to measure the pH, nitrate, phosphate, and potassium content.
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Worksheet
Curated OER

Solubility Homework Problem Set

For Students 10th - 11th
In this chemistry worksheet, students write the balanced equation for the reaction and rearrange the potassium expression to solve for x. Then they determine how many grams of silver chromatic can dissolve in a specified amount of sodium...
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Activity
PBL Pathways

Potassium-Argon Dating

For Students 10th - Higher Ed Standards
Find the age of a fictional sample of rocks using a genuine approach. A well-designed lesson asks young mathematicians to use exponential modeling to analyze half-life. As a project-based learning activity, scholars communicate their...
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PPT
Curated OER

Selected Elements

For Teachers 4th - 10th
This collection consists of a slide on each of the following unrelated, but fascinating elements: einsteinium, curium, radium, radon, nobelium, seaborgium, silicon, magnesium, and postassium. You will not find detailed information on the...
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PPT
Curated OER

Soil Fertility

For Teachers 9th - 12th
Fertility in soil is the topic of this presentation. Future farmers will be able to define fertilizer, list ten essential soil elements, and describe the roles of both primary and secondary nutrients in plant production. Although there...
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Lesson Plan
Curated OER

Lab: Percent of Composition of KClO3

For Teachers 9th - 12th
Students find the percent of oxygen in potassium chlorate. In this percent composition lesson plan, students heat a solution of potassium chlorate using a catalyst, manganese dioxide, to decompose the potassium chlorate and release...
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Lesson Plan
Curated OER

Blueprint Paper

For Teachers 9th - 12th
Students investigate chemical reactions involved in making a blueprint. In this blueprint paper lesson plan, students expose blueprint paper with writing that has been soaked in a solution of potassium ferricyanide and iron (III)...
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Lesson Plan
Curated OER

Acting Potential

For Teachers 6th - 12th
Students set up a cell membrane with the material provided by their teacher and then arrange beads properly to show how the sodium and potassium ions are arranged. They then make a model representing the axon of a neuron.
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Lesson Plan
Curated OER

Intrinsic Viscosity

For Teachers 12th - Higher Ed
Students treat a high molecular weight polyvinyl alcohol polymer with potassium periodate. They measure the viscosity of polyvinyl alcohols.
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Lesson Plan
Curated OER

Redox Titration of Iron

For Teachers 9th - 12th
Students perform a redox titration of iron. In this iron titration lesson plan, students use potassium permanganate to oxidize iron so they can determine the percentage of iron in a sample of fertilizer.
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eBook
National Institute of Open Schooling

d-Block and f-Block Elements

For Students 7th - 12th Standards
Potassium permanganate, containing manganese one of the transition elements, has many uses such as mouthwash and propelling rockets, making it is a very diverse compound. The lesson delves into such transition elements and lanthanides,...
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Lesson Plan
Curated OER

Kinetics Reactions: The Effect of a Catalyst

For Teachers 9th - 12th
Students investigate the effects of a catalyst on an oxidation reaction. For this catalyst lesson plan, students use a catalyst, cobalt chloride for the oxidation reaction of potassium sodium tartrate with hydrogen peroxide. Students...
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Lesson Plan
Curated OER

Names and Formulas of Compounds

For Teachers 10th - 11th
In this chemistry worksheet, students write the correct formulas for each of the listed elements and combination of compounds. Then they write the correct names for each of the given formulas.
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Lesson Plan
Curated OER

Mass-Mass Relationships

For Teachers 9th - 12th
High schoolers investigate mass-mass relationships using potassium carbonate and hydrochloric acid. In this mass-mass relationship lesson plan, students measure a certain amount of potassium carbonate and determine how much hydrochloric...
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Worksheet
Curated OER

Membranes

For Students 9th - Higher Ed
Biology pupils take the cell membrane apart piece-by-piece as they complete this worksheet. They describe the structure of the cell membrane and explain the processes that transport materials across it. This phenomenal resource even has...
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Lesson Plan
Curated OER

Factors Which Affect Corrosion

For Teachers 9th - 12th
Young scholars investigate the factors which affect corrosion. In this corrosion lesson plan, students experiment with 2 nails, copper wire and magnesium ribbon placed in a petri dish of agar solution, potassium ferricyanate and an...
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Lesson Plan
Curated OER

Soil and Agriculture: Lesson 4 - Agriculture and Soil

For Teachers 6th - 8th
Students determine how the various levels of minerals in the soil, as well as the pH of the soil, affect the growth of plants in these plant growth experiments.
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Lesson Plan
Curated OER

Health: Basic Minerals

For Teachers 6th - 12th
Students examine minerals as food nutrients and discover their importance as food sources in the diet. Among the learning options are completing worksheets, creating recipes, making billboards, and actually preparing some recipes rich...
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Worksheet
Curated OER

Chemical Equilibrium Homework Problem Set

For Students 10th - 11th
In this chemistry worksheet, students write an equilibrium expression for each of the chemical reactions listed. Then they use the equilibrium constant to calculate the equilibrium pressure of each species under the given conditions.

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