Balancing Equations

Mar 25, 2019

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Balancing Equations. Here are the problems and answers for the Card Game we played in class. Answers to The Balancing Equations Game. 4 Fe + 3 O 2 ---> 2 Fe 2 O 3.

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Balancing Equations

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Balancing Equations Here are the problems and answers for the Card Game we played in class

Answers to The Balancing Equations Game

4Fe + 3O2 ---> 2Fe2O3

Balancing Equations

Balancing Equations. Chapter 6. What is balancing an equation?. Balancing an equation is changing the ratios of molecules/atoms to make the lowest possible same whole number and type of atoms on each side of the equation. Na + Cl 2  NaCl. 2. 2.

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Balancing Equations

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Balancing Equations

Balancing Equations. Yes We can!!!. Can We Do It?. +. O. O. . H. H. H. H. O. H 2 + O 2  H 2 O. Make your molecules with marshmallows and toothpicks. Now take an inventory:. H ___ O ___. 2. H ___ O ___. 2. 2. 1. Balanced?. Nope, now what?. O. O. H. H. H. H. O.

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Balancing equations

Balancing equations.

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Balancing Equations

Balancing Equations. Chemical equation must obey the law of conservation of mass. According to the Law, mass cannot be created or destroyed BALANCED OR NOT BALANCED? Mass of reactants: molar mass of Fe + 2(molar mass of O)= 55.85 g + 2X 16 g = 56 g + 32 g= 88 g

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Balancing Equations

Balancing Equations. Law of Conservation of Mass. In any chemical reaction, the total mass of the reactants equal the mass of the products (Or, what goes in must come out!). Copy to notes. Types of Reactions. 5 types of chemicals reactions: Synthesis reactions Decomposition reactions

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Balancing Equations

Balancing Equations. ___ Mg(NO3) 2 + ___ K 3 PO 4  ___ Mg 3 (PO 4 ) 2 + ___ KNO 3 ___ Na + ___ H 2 O  ___ NaOH + ___ H 2 ___ CaSO 4 + ___ AlBr 3  ___ CaBr 2 + ___ Al 2 (SO 4 ) 3 ___ S + ___ O 2  ___ SO 3 ___ KClO 3  ___ KCl + ___ O 2. Writing Chemical Equations.

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Balancing Equations

Balancing Equations. Recall. Formula: The symbolic representation of a chemical compound. NaCl, H 2 O. Equation: The symbolic representation of a chemical reaction. We combine Ions to create formulae. We use the formulae to write the equation. Balancing.

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Balancing Equations

Balancing Equations. 0. Chemical reactions occur when bonds (between the electrons of atoms) are formed or broken Chemical reactions involve changes in the chemical composition of matter the making of new materials with new properties energy changes:

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Balancing Equations. Law of Conservation of Matter. Law of conservation of matter states matter can not be created nor destroyed… but, it can change forms This means you must have the same elements on both sides of a reaction

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Balancing equations:

Balancing equations:. 1 st …review what we already know. A formula is a representation of a molecule of an element or a molecule of a compound. The subscript represents the number of atoms of a particular element in the molecule. 12 atoms of carbon 22 atoms of hydrogen 11 atoms of oxygen.

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Balancing Equations

Balancing Equations. Balanced Equation. A chemical equation in which both sides have the SAME # of ATOMS Remember from Dalton that mass must be conserved! Atoms are rearranged in a chemical reaction. Steps for Balancing Equations:. Write skeleton equation

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Balancing Equations. What is equal?. 2.A.4.4 FCA 9. Let’s Learn More. Equations with Variables Video. Click Here. Independent Practice Think Addition to Subtract. Click Here. Relate Addition and Subtraction. Click Here. iTools. Click Here. Grab and Go Activity Kit.

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Balancing Equations

Balancing Equations. Potassium Iodide and Lead Nitrate are mixed to form a precipitate (solid). After the reaction the mass of the flask will. Increase Decrease Stay the same. Chemical Reactions. Shown by chemical equations 4 Cu (s) + 1 O 2 (g)  2 Cu 2 O (s).

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Balancing Equations. Chapter 13.2. Standards :. GLE 0807.9.4 Distinguish among elements, compounds, and mixtures. GLE 0807.9.9 Explain the law of conservation of mass GLE 0807.9.8 Interpret the events represented by a chemical equation. Key concepts:.

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Balancing Equations. Balancing, Writing, and Naming Equations. Warm Up 10/2. Please get your Science Scoring Log out and be prepared to update it (on back of Unit 1 Packet) Cross off 1-E1 from Assignment list and add Law of Conservation of Mass Lab in its place. Balancing Equations.

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Balancing Equations

Balancing Equations. H 2 + Cl 2 → HCl. Balancing Equations. KI + Br 2 → KBr + I 2. Balancing Equations. CH 4 + O 2 → CO 2 + H 2 O. Balancing Equations. V 2 O 5 + Ca → V + CaO. Balancing Equations. NaCl + F 2 → NaF + Cl 2. Using Mole Ratios.

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Balancing Equations

Balancing Equations. When writing a chemical equation, the law of the conservation of mass must be observed. Conservation of Mass in a chemical reaction , the mass of the products equals the mass of the reactants . The # of atoms in the reactants = the # of atoms in the products.

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Balancing Equations

Balancing Equations. 08 /15/12. 10.1 Reactions and Equations. The process by which the atoms of one substance are rearranged to form different substances is called a chemical reaction . Subscript Coefficient CH 4 + 2 O 2  CO 2 + 2 H 2 O

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