Curated OER
Working with Solutions
In this solutions worksheet, students review how molarity is calculated and how to prepare a dilute solution. This worksheet has 5 problems to solve.
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The Enthalpy of Chemical Change
In this chemical change worksheet, students review enthalpy and use Hess's law to calculate enthalpy and the heat of reaction for given reactions. This worksheet has 3 problems to solve.
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Stoichiometry
For this stoichiometry worksheet, high schoolers calculate balance the chemical equations and then calculate the moles needed to complete or activate the chemical reaction. Students also calculate the volume or grams needed for each...
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Stoichiometry Homework
In this stoichiometry homework worksheet, students balance each chemical equation. Students calculate how many grams, moles, and molecules are present in each problem provided.
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First Ionisation Energies in Group II and Period 3
In this ionisation worksheet, students complete 2 graphic organizers by filling in the proton number for given elements. Then students create 2 graphs plotting first ionisation energy against the proton number.
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The Ideal Gas Equation
In this chemistry worksheet, students use the Ideal Gas Equation site by clicking on the New Question button and responding to the question that is presented in the box. From there they determine the value of their answer and enter it...
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Owl Pellet Bone Chart
For this biology worksheet, students identify and label the various bones of a rodent, shrew, mole, and a bird. There are a total of eight bones for each to name on the sheet.
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Ammonium Nitrate - Heat of Solution
Students quantify the relationship between temperature, energy and heat
and define an endothermic reaction. They measure the energy change caused by dissolving one mole of ammonium nitrate in water.