'Nacl aq' diaporamas de présentation

Solubility, Concentrations, & Molarity

April 26-May 7, 2010. Solubility, Concentrations, & Molarity. Solutions Definitions. Solution - homogeneous mixture consisting of two parts. Solute - substance being dissolved. Solvent - the substance that is dissolving the solute ( present in greater amount ).

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Chapter 8 Chemical Reactions

Chapter 8 Chemical Reactions. Balancing Equations & Types of Chemical Reactions GCC CHM 130. 8.1 Chemical Reactions. Is this a chemical or physical change?. Phys. Is this a chemical or physical change?. Chem. What are four signs a chemical reaction may have occurred?.

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Entering Coefficients

Entering Coefficients. O 2 + 2 H 2 ---> 2 H 2 O Enter 122 (NOT 22 ). Chemical Jeopardy. Naming. Formulas. Precipitate Rxns. Bonding. Balancing. All Mixed Up. 500. 500. 500. 500. 500. 500. 400. 400. 400. 400. 400. 400. 300. 300. 300. 300. 300. 300. 200. 200.

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What is Chemistry?

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K a

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Chemical Reactions

Chemical Reactions. with Ionic Equation Writing. 2 Classifications. 1 . Redox Reaction There is a change in oxidation number between reactant side and product side Ca + Fe 3 (PO 4 ) 2 Ca 3 (PO 4 ) 2 + Fe. Oxidation # Ca = 0 Fe 2+ PO 4 3-. Ca 2+ PO 4 3- Fe = 0.

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Acid/Base

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Acid Base Class #3

Acid Base Class #3. OB: practice and mastery of Titration Math, intro to Titration Lab. Arrhenius Acid + Arrhenius Base Salt + water HCl (AQ) + NaOH (AQ) NaCl (AQ) + HOH (L).

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CHEMICAL REACTIONS

CHEMICAL REACTIONS. CHEMICAL EQUATIONS. magnesium + chlorine magnesium chloride. El Camino College Chemistry 21A Dr. Dragan Marinkovic. CHEMICAL REACTIONS.

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3.1 Reaction Stoichiometry , Limiting Reagent and % Yields (5 pts each/20 points total)

EXAM POSTPONED UNTIL MONDAY 25 NOVEMBER. All material from 23 October Powerpoints 23-36 Mini quizzes 17-23 + lab questions on: Titration Metathesis reactions Gas laws. 3.1 Reaction Stoichiometry , Limiting Reagent and % Yields (5 pts each/20 points total).

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Topic: Reactions in Aqueous Solution Do Now: Pick up 2 tests. Add correct answers to your test

Topic: Reactions in Aqueous Solution Do Now: Pick up 2 tests. Add correct answers to your test. Formation of a precipitate. 2 aqueous solutions mixing to produce a solid. Reactions in aqueous solution. Many reactions, esp. many double replacement reactions, occur in water.

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Describing Chemical Reactions

Describing Chemical Reactions. A chemical reaction is the process of breaking of chemical bonds (ionic or covalent) in one or more substances, and the reforming of new bonds to create new substances indicators of chemical change are: f ormation of new gas

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Balancing Act 2

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Les Mis was a TRIUMPH! If you missed this show, you missed the best production I have ever seen (and I have been seein

Les Mis was a TRIUMPH! If you missed this show, you missed the best production I have ever seen (and I have been seeing since 1974. Paper, pen, calculators. How does one prepare a perfect solution? Make me, in words, and with a drawing, one 1.00 M NaCl (AQ) solution of 500. mL.

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Electrolysis of S alt S olution

Electrolysis of S alt S olution. na-_sue2010. Aim. Complete an electrical circuit, do experiment electrolysis of salt solution using carbon electrode with natural indicator and see change the color . . APPRATUS /CHEMICALS. Result. Experiment using the U tube.

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When Will Double Displacement Reactions Happen?

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Acid Base Calculations

Acid Base Calculations. Calculations involving pH Titration calculations. A 1.0 x 10 -4 M solution of HNO 3 has been prepared for a laboratory experiment. A) Calculate the [H 3 O + ] of this solution B) Calculate the [OH - ].

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How to read a chemical equation

How to read a chemical equation. 3 H 2 + N 2 ? 2NH 3. Reactants : On the left side of the arrow. They form products. 3H 2 + N 2 ? 2 NH 3. Products What the reaction produces On the right side of the arrow. 3 H 2 + N 2 ? 2 NH 3. Coefficient Always precedes a formula

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Acids, Bases, and Salts

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Reaction Mechanisms : Reaction is broken into steps with intermediates being formed.

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