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The Action of A Buffer Solution
In this buffer solution worksheet, students experiment with the addition of different solutions to a buffer solution and observe the changes in pH using a pH probe. Students describe the differences among the addition of pure water and...
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Baking Soda vs. Baking Powder
In this chemical reactions worksheet, students by comparing the chemical reactions of baking soda and baking powder. This worksheet has a graphic organizer and 7 short answer questions.
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Regulating Gene Expression
For this gene expression worksheet, students read about two transcription factors: activators and repressors. Students complete 1 multiple choice and 5 short answer questions.
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Complex Equilibria Quiz
In this equilibrium worksheet, learners answer 8 multiple choice questions but need to solve the problems in order to determine the answers. They include determining the concentrations of ions as well as the pH of solutions.
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Raven Chapter 14 Guided Notes: DNA, the Genetic Material
Because it is heavily focused on the contributors to DNA theory, this worksheet may be more of an enrichment than a fundamental support to your genetics curriculum. Though it does query learners about DNA structure, replication, and...
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Writing Net Ionic Equations
For this ionic equations worksheet, students are given 20 equations to complete. They are to write the net ionic equation and indicate if a precipitate or gas is formed. In addition they are to determine if 11 compounds are acids or...
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Chemistry 112 Exam 2
In this chemistry worksheet, students solve twenty five multiple choice problems about a variety of chemistry topics. Students answer questions about equilibrium, solubility, reaction rates, titrations, and entropy.
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DNA - The Double Helix
In this DNA worksheet, students read information about DNA and messenger RNA. Then students complete 16 short answer questions and color 2 images.
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Titration
In this titration learning exercise, students 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....
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Balancing Redox Reactions
In this redox activity, students balance 6 equations that involve acids and bases. They balanced oxidized and reduced compounds as well as their oxidizing and reducing agents.
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Types of Chemical Reactions
In this chemical reactions activity, students read about the 3 types of chemical equations and how to write balanced ionic equations. Students are given 5 equations to balance, write the type of reaction, write the total ionic equation,...
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Types of Chemical Reactions
In this chemical reactions instructional activity, students are given directions about three types of reactions and how to write balanced equations for each. They then are given ten practice problems to complete using the information given.
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Bill Nye - Genetics
In this biology worksheet, students identify the different discoveries and genetics to complete 12 short answer questions related to the topic.
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Solubility Equilibria
In this solubility equilibria worksheet, students solve five problems. They calculate concentrations of ions at equilibrium, they determine the effects of adding compounds to a saturated solution and they determine if compounds are more...
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Household Chemicals
In this chemicals worksheet, students review how to read chemical labels, define an acid-base indicator, and decide which way strong acids can be dangerous. This worksheet has 15 short answer and 20 fill in the blank questions.
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Displacement Reactions and Acid/Base Reactions
In this chemical reactions worksheet, students review the solubility rules for common salts. Students determine the molecular equation, ionic equation, and net ionic equation for specific reactions. Students calculate moles and volume...
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Acids
In this acids worksheet, students write the formula for the acids listed. Students also name the acids based on the chemical formula. This worksheet has 36 fill in the blank questions.
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DNA
In this DNA worksheet, 9th graders read a brief excerpt pertaining to the genetic code and identify how proteins know which cell to create. Then they use the genetic code dictionary to draw a diagram showing the codons for an imaginary...
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Genes and Chromosomes
In this DNA worksheet, students will review vocabulary about the structure and characteristics of DNA and the processes of replication and mutation. 3 true or false questions, 6 matching questions, 5 fill in the blank statements.
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Reading the Code
For this DNA worksheet, students access a website to read about the scientists who make significant contributions to the DNA puzzle. Students complete 7 short answer questions based on the reading. Then students complete 3 short answer...
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Protein Synthesis
In this science related worksheet, students study, locate and answer ten multiple choice questions dealing with protein synthesis.
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DNA: Structure and Replication Movie
In this DNA: structure and replication worksheet, students fill in the blanks about the structure of DNA and replication of DNA. Students sketch several diagrams of DNA at different stages.
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Digestion Experiment
In this digestion experiment worksheet, students follow the procedures to set up an experiment about stomach digestion using pH paper to test for acidity.
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Indicators
In this indicators instructional activity, students write equilibrium equations, determine the pH at the transition point of the indicator, and calculate the value of pKa. This instructional activity has 7 problems to solve.