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Curated OER
CHM 152-Acids, Bases and Salts (Chptr. 14)
For this acids, bases and salts worksheet, students answer sixty three questions about ionization, pH, pOH, strong acids and bases, equilibrium and salts. They write formulas for acids and bases, they identify conjugate acids and bases...
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The Effects of Light Intensity and Wavelength on the Rate of Photosynthesis
Students use an on line website to simulate the effects of light intensity and wavelength on photosynthesis. In this photosynthesis lesson plan, students determine how wavelength of light and intensity of light affect the rate at which...
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WS 10.1 Solubility Product
In this solubility worksheet, learners find the solubility product constants for four compounds and use solubility product constants to determine solubility data of four compounds.
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WS 10.9 Plastic Recycling
In this recycling worksheet, students search for as many types of plastics categorized with the resin identification codes and fill in a chart for each plastic type. They identify the product name, the category the plastic is in, the...
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WS 12.9 Aromatic Compounds
For this aromatic compounds worksheet, students write the IUPAC names for given aromatic compounds and they draw line formulas for molecules.
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Simple Organic Compounds
In this organic compounds worksheet, learners read about the development of chlorofluorocarbons and the breakdown of this compound in the atmosphere. Students complete 2 short answer questions.
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WS 10.5 Organic Compounds
In this organic compounds worksheet, students write the structural formulas for four compounds, they draw isomers for given molecules and they draw line formulas for given cycloalkanes and haloalkanes.
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Extracting Oxygen from Moon Rocks
In this extracting oxygen from moon rocks worksheet, learners read about the need for oxygen for lunar colonists. Students solve 2 problems about the lunar mineral ilmenite which contains oxygen and other elements. They find the molar...
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Analysis of Bleach
Students analyze and compare laundry bleaches by testing their oxidizing powers. They conduct their lab experiment, compare/contrast their results with other students' work, and complete a worksheet.
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A Fine Mess
In this enthalpy and entropy worksheet, students read about the differences between enthalpy and entropy and answer three critical thinking questions about the reading.
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Water: The Neutral Substance
In this water worksheet, students read about hydrogen bonds in water and the differences in electronegativity between the oxygen atom and the two hydrogen atoms in water. Students answer four questions about the structure of water and...
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Chemical Change vs. Physical Change
In this physical and chemical change worksheet, middle schoolers are given a description of these changes. They are given ten changes that the students identify as chemical or physical changes based on their reading.
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Chemistry: Acids and Alkalis
Students identify substances that are acids and alkalis. In this acids and alkalis activity, students conduct tests to determine if given substances are acids or alkalis. They test substances and explain the different qualities that make...
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Chemical Equilibrium
In this chemical equilibrium worksheet, learners review hydration, dissociation, and colligative properties. Students also review Le Chatelier's principle. This worksheet has 15 short answer questions and 12 problems to solve.
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Unit Conversion in Chemistry
Hopefully by the time high schoolers are enrolled in your chemistry class, they are skilled with unit conversion. It does not hurt, however, to take an hour early in the school year to review this vital skill. This plan simply provides a...
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Science: Motion Commotion
Students examine Newton's three laws of motion to discover what causes it and how it changes. They conduct motion experiments by building catapults and constructing balloon rockets. Finally, they conduct peer studies correlating...
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Avoiding Carbon Dioxide Emissions from Burning Fossil Fuels
Students calculate stoichiometrically the amount of carbon dioxide that would be emitted from burning a mole of varios alkanes that comprise fossile fuels. If the energy released from burning a mole of these alkanes is known, then the...
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Korean Table Manners
Students eat a Korean meal with proper table manners. They compare American table manners to Korean with at least 3 similarities and 3 differences. They write a brief essay and describe, list and demonstrate the proper Korean...
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Nuclear Chemistry Worksheet
For this nuclear chemistry worksheet, students solve nine problems about half life, positron emission, nuclear fission and nuclear fusion.
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Early Atomic Theory Homework
In this early atomic theory learning exercise, students answer 4 questions about the Law of Definite Proportions, the Law of Conservation of Mass and Dalton's Laws. Students are given 5 statements to determine if each true statement...
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Nature of Science and Measurement Review
In this nature of science and measurement worksheet, learners answer 30 questions about experimental design, pure science vs. applied science, density, metric conversions and dimensional analysis.
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Domino Dash
In this speed worksheet, students use dominoes to measure the average speed of rows falling over. Students make a line graph to show the relationship between the length of the domino row and the time. Students answer 8 questions about...
Creative Chemistry
The Preparation of Teraamminecopper(II) Sulphate-1-Water
In this complex salt worksheet, learners create teraamminecopper(II) sulfate · 1 · 2H₂O using copper(II) sulfate, concentrated ammonia, and ethanol. High schoolers determine the formula mass for their product, the theoretical yield of...
Creative Chemistry
The Effect of Concentration Changes on Equilibrium
In this concentration changes and equilibrium activity, learners experiment with iron (III) ions and thiocyanate ions to observe the effects of concentration on the equilibrium of solutions. Learners observe their mixtures, explain the...