Exp5_prelab

Exp5_prelab - EXPERIMENT 5 Conductometric Titration...

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EXPERIMENT 5 Conductometric Titration
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OBJECTIVES Understanding the Law of Conservation of Matter Writing and balancing chemical equations Conductivity as a means of following the progress of a chemical reaction
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THE LAW OF CONSERVATION OF MATTER Matter (atoms) can neither be created nor destroyed in a chemical reaction The number of atoms of each element must be the SAME on both sides of a chemical equation
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BALANCING EQUATIONS 2NaOH (aq) + K 2 SO 4 (s) Na 2 SO 4 (s) + 2KOH (aq) Reactant Side: Product Side: 2Na 2Na 6O 6O 2H 2H 2K 2K 1S 1S Law of Conservation of Mass is obeyed, so reaction is balanced
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PRACTICE 2(NH 4 ) 3 PO 4 (aq) + 3CaCl 2 (aq) ?NH 4 Cl (aq) + ?Ca 3 (PO 4 ) 2 (s) Reactant Side: Product Side: 6N N_ 24H H_ 2P P_ 8O O_ 3Ca Ca_ 6Cl Cl_
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ACID/BASE REACTIONS When a base is combined with an acid , the resulting products are a salt and water Base + Acid Salt + H 2 O NaOH (aq) + HCl (aq) NaCl (s) + H 2 0 (l) Base Acid Salt Water
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IONIZATION AND REACTIVITY NaOH (aq) + HCl (aq) NaCl (s) + H 2 O (l)
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This note was uploaded on 04/05/2012 for the course CHEM 101L taught by Professor Austell during the Spring '08 term at UNC.

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Exp5_prelab - EXPERIMENT 5 Conductometric Titration...

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