'Nacl na cl 2' diaporamas de présentation

EOG Review

Students will need a calculator and a periodic table!. EOG Review. Science 8 th grade. An atom is composed of protons, electrons, and neutrons. What is the electric charge on the proton?. 0 -1 +1 +2. The organelle that is responsible for making glucose is the ____. Mitochondria

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Dihydrogen Monoxide!!!!!!!!

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Ionic and Covalent Compounds

Ionic and Covalent Compounds. Station 1. What is the chemical formula? How many valence electrons are being shared total? How many valence electrons are NOT being shared? What type of bond is between H and O? Single? Double? Triple? Are each of the atoms happy? (yes or no). H 2 O. 4. 4.

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HONORS & CP CHEMISTRY

HONORS & CP CHEMISTRY. MID TERM EXAM REVIEW. 1. 1. How many atoms of hydrogen are present in 3 moles of acetic acid?. 2. 2. What is the molecular formula of butane?. 3. 3. How many moles of carbon are present in 2 moles of butane?. 4. 4. What is the percent composition of ethanol?. 5.

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How to Balance Chemical Equations

How to Balance Chemical Equations. It is easier than you think. Two Important principles to Remember:. #1 - Every chemical compound has a formula which cannot be altered. #2 - Every reaction must account for every atom used - The Law of Conservation of Matter.

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Types of reactions

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CHEMICAL REACTIONS CHAPTER 7.1

CHEMICAL REACTIONS CHAPTER 7.1. BY JOSH AND JUSTIN. CHEMICAL REACTIONS. Chemical reaction- The ways in which atoms are joined together is changed. 5 types. Single replacement Double replacement Combustion Decomposition Combination. Components of a Chemical Reaction.

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Synthesis

Synthesis. A + B ? AB Two or more elements or compounds combine to form a single new compound Examples H 2 + O 2 ? H 2 O CO + O 2 ? CO 2 CaO + H 2 O ? Ca(OH) 2. Decomposition. AB ? A + B Single compound breaks down into two or more simpler substances

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