In this polymer worksheet, students use an on line site to complete sentences about plastics, their chemical make-up, their uses, their history and information about recycling plastics.

In this body elements worksheet, students use a table given the percentage of each element that composes the body to find their worth. The value of each element is given and students calculate what their bodies would be worth if they...

In this cell energy instructional activity, students are given clues about the light capturing process in plants and the energy producing reactions in animals to complete a crossword puzzle.

In this reactions worksheet, students are given nine chemical reactions to identify as single replacement, double replacement, synthesis or decomposition reactions.

In this moles worksheet, high schoolers read about mass, formula mass and moles. They calculate the masses of given numbers of moles of compounds and they calculate the number of moles of given masses of compounds.

In this naming hydrocarbons worksheet, students are given a table of the prefixes used for naming hydrocarbons based on the number of carbon atoms and their location. They then practice naming ten hydrocarbon compounds using the rules of...

In this empirical formulas worksheet, students read about determining empirical formulas from chemical formulas. They determine the empirical formula given ten molecular formulas. They also find the molecular formulas given the mass and...

In this mass worksheet, students determine the percentage composition of given compounds. Students write the empirical formula from the percentage composition. This worksheet has 5 problems to solve.

In this enthalpy and entropy activity, students read about the differences between enthalpy and entropy and answer three critical thinking questions about the reading.

In this rates of chemical reactions learning exercise, students read about the various factors that influence the rate of chemical reactions such as surface area, concentration, temperature and catalysts. Students answer eight questions...

In this titration worksheet, high schoolers read about titrations or neutralization reactions used to determine the concentration of acids or bases. They are given sample problems used to find the concentrations of acids or bases....

In this Lewis structures worksheet, students read about drawing Lewis structures and how to identify valence electrons. They draw Lewis structures for eight given compounds.

In this gas laws worksheet, students solve eleven problems using the various gas laws to find temperature, pressure, and volume of gases.

In this oxidation state learning exercise, students are given rules for assigning oxidation numbers and a chart showing the oxidation states of the elements of a given compound. Students use the rules and the example to find the...

In this chemical and physical change worksheet, students read about the differences between substances going through physical changes vs. chemical changes. They are given examples of each and evidence to look for in chemical changes....

For this naming and covalent compounds worksheet, students name 12 compounds using a chart of polyatomic ions if needed. They also draw covalent bonds in 6 compounds and answer 6 questions about ionic bonds, covalent bonds and polyatomic...

In this naming compounds worksheet, high schoolers are given a chart to determine if the compound they are naming is ionic, covalent or polyatomic. Students practice identifying and naming ionic, covalent and polyatomic compounds. They...

In this chemical reactions worksheet, learners learn about the 5 types of chemical reactions as well as endothermic and exothermic reactions. Students are given 5 equations to balance and they identify the type of reaction for each...

In this sun worksheet, students are given a diagram of 8 structures of the sun and they label each structure with a given term. They also fill in 8 blanks to complete sentences about the sun, its characteristics and the layers of its...

In this properties of matter worksheet, learners answer 6 questions related to matter. They classify and categorize given statements as chemical or physical properties, they identify chemical and physical changes and they find the...

In this chemistry learning exercise, students solve chemical equations and define terminology using previous knowledge. There are 8 review questions.

In this writing equations worksheet, high schoolers are given 6 chemical reactions and they write equations for each one including the reactants, the products and the states of matter.

In this equilibrium activity, students answer 5 questions about reactions reaching equilibrium, the concentration of the products and reactants when they reach equilibrium, and the effects of temperature changes, quantities of reactants...

In this early atomic theory activity, 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 supports or...