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Chemistry
In this chemistry worksheet, students describe an atom, its parts, the charges of these parts, and atoms life functions. Then they explain what the octet rule states for the placements of electrons around the nucleus of an atom. Students...
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Osmosis
In this biology worksheet, students determine how many solvent and solute molecules there are in the red blood cell and the IV fluid. Then they determine whether the IV fluid is hypertonic, hypotonic, or isotonic to the red blood cell.
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Bacterial Movement Through Water Part 2- Dilution/Powers of Ten
Students make dilutions using dulution trays. They keep track of their dilutions and the concentrations of solute, to parts per million (ppm) and parts per billion (ppb), in order to have an comprehension of the terms. Students make...
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More on Temperature and Solubility
Students discover how temperature effects the solubility of solutes by experimenting with a range of temperatures. They develop skills for observing, inferring, measuring, comparing and contrasting.
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Study the Fizz
Students hypothesize about the amount of carbon dioxide in soda bottles. In this chemistry lesson, students design an experiment to solve the problem. They share findings in class.
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Solubility
In this solubility worksheet, students determine which solute will be more soluble in the solvent listed. Students complete 7 matching and 3 problems to solve.
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Colligative Properties Worksheet
In this solutions worksheet, students determine the boiling points and melting points of solutions. Students calculate the effective molality of a solute. This worksheet has five problems to solve.
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Solutions Quiz Review Sheet
In this solutions worksheet, students use a phase diagram to determine the boiling point and molality of the solution. Students determine the electrical conductivity of a saturated solution. This worksheet has nine problems to solve.
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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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Solution Concentration
In this solutions activity, students define solute and solvent. Students calculate the concentration of solutions. This activity has 4 short answer questions and 4 problems to solve.
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Solvents
In this solvents pre-lab worksheet, students describe the difference between a polar and non-polar solvent and also the dangers associated with hexanes and iodine. This worksheet has 12 short answer questions.
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How Can Mixtures Be Separated?
In this mixtures worksheet, students brainstorm the problems and possible solutions of how to separate mixtures. This worksheet is a graphic organizer.
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Science: Quick Freeze
Students observe an experiment of freezing point depression using club soda. Through observation, they note that the carbon dioxide molecules disrupt the capacity of the water molecules to solidify. Precautions must be taken to assure...
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Teaching about Conductivity
Students explore conductivity and productivity in aquatic systems.