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Laboratory Workbook Rebecca W. Keller, PhD

Cover design David Keller Opening page David Keller, Rebecca W. Keller, PhD Illustrations Rebecca W. Keller, PhD Copyright 2013 Gravitas Publications, Inc. All rights reserved. No part of this publica

Introduction iii Keeping a Laboratory Notebook A laboratory notebook is essential for the experimental scientist. In this type of notebook, the results of all the experiments are kept together along

iv Focus On Middle School Chemistry Laboratory Workbook Laboratory Safety Most of these experiments use household items. However, some items, such as iodine, are extremely poisonous. Extra care shou

Contents Experiment 1 WhatIsItMadeOf Review 1 6 7 12 13 17 18 22 23 28 29 33 34 38 39 42 43 47 48 51 Experiment 2 MakingMarshmallowMolecules Review Experiment 3IdentifyingChemicalReactions Review Expe

vi Focus On Middle School Chemistry Laboratory Workbook

Experiment 1 What Is It Made Of 1 Experiment1WhatIsItMadeOf Date Objective Materials pen or pencil food labels periodic table of elements resources books or online such as dictionary encyclopedia co

2 Focus On Middle School Chemistry Laboratory Workbook In the table on the next page, fill in the following information. ITEM COMPOSITION Think of several different items and write them in the

Experiment 1 What Is It Made Of 3 ITEM 1. 2. 3. 4. 5. 6. 7. 8. COMPOSITION SOURCE

4 Focus On Middle School Chemistry Laboratory Workbook Results Briefly describe what you discovered about the composition of the various items. For example Kelloggs Sugar Smacks cereal contains vit

Experiment 1 What Is It Made Of 5 Conclusions State your conclusions based on the information you collected. For example Many cereals contain sodium in the form of salt and vitamin C.

6 Focus On Middle School Chemistry Laboratory Workbook Review Define the following terms chemistry matter atoms atomos proton neutron electron nucleus electron cloud element atomic weight

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