'3 2 aq' diaporamas de présentation

Chemistry

Chemistry. Thermodynamics. I. Enthalpy: Endothermic & Exothermic Reactions. A. NRG can be thought of as a reactant or product: NRG + Reactant ? Product (Endothermic) Reactant ? Product + NRG (Exothermic). B. Terminology

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Chemical Reactions

Chemical Reactions. Chapter 10. 10.1 Reactions and Equations. Chemical Reaction- process by which the atoms of one or more substances are rearranged to form different substances. Chemical Reaction. Na + Cl 2 = NaCl (Salt) a new substance is formed!!.

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Ions in Aqueous Solutions and Colligative Properties Chapter 13 Modern Chemistry

Ions in Aqueous Solutions and Colligative Properties Chapter 13 Modern Chemistry. Sections 1 & 2 Compounds in Aqueous Solutions Colligative Properties of a Solution. Section 13.1. Compounds in Aqueous Solutions. VOCABULARY. Dissociation Equation Precipitate Net Ionic Equation

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Chapter 4 Reactions in Aqueous Solution

Chapter 4 Reactions in Aqueous Solution. HCl( aq ) + H 2 O( aq ). HCl( aq ). HA( aq ). H 3 O 1+ ( aq ) + Cl 1- ( aq ). H 1+ ( aq ) + A 1- ( aq ). H 1+ ( aq ) + Cl 1- ( aq ). Acids, Bases, and Neutralization Reactions.

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Unit 3 Redox

Unit 3 Redox. Go to question. 1. 2. 3. 4. 5. 6. 7. 8. 1. Cr 2 O 7 2- (aq) + 14H + + 6e. 2Cr 3+ (aq) + 7H 2 O (l). I 2 (aq) + 2e - 2I - (aq). How many moles of I 2 are reduced by 1 mole of Cr 2 O 7 2- ions?. a. 4. b. 3. c. 2. d. 1. a hint!!!!. 1 st hint

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Net Ionic Equations

Net Ionic Equations. AgNO 3 ( aq ) + NaCl( aq ) AgCl( s ) + NaNO 3 ( aq ). What happens when you put AgNO 3 and NaCl in water? (both are ionic compounds). KEY POINT: NaCl ( aq ) really means: Na +1 ( aq ) + Cl -1 ( aq ). “dissociated ions” or “ions in solution”.

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AgNO 3 ( aq ) + NaCl( aq ) AgCl( s ) + NaNO 3 ( aq )

AgNO 3 ( aq ) + NaCl( aq ) AgCl( s ) + NaNO 3 ( aq ). What happens when you put AgNO 3 and NaCl in water?. AgNO 3 ( aq ) + NaCl( aq ) AgCl( s ) + NaNO 3 ( aq ). What really happens when you put AgNO 3 and NaCl in water?. KEY POINT: NaCl ( aq )

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Chapter 14: Acids & Bases

Chapter 14: Acids & Bases. Definitions & Properties of Acids & Bases Water dissociation & pH Acids Strong vs Weak Acids Polyprotic Acids Bases Strong vs weak bases Acid/Base Properties of Salts Acid/Base Properties of Oxides Structure & its Effect on Acid/Base Properties. Example 1.

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Topic 8.3 Stoichiometry: Limiting and Excess Reagent Calculations

Topic 8.3 Stoichiometry: Limiting and Excess Reagent Calculations. Page 320-327. By Kirsten. What is Stoichiometry? Lets take a closer look. A method of predicting or analyzing the quantities of the reactants and products participating in a chemical process

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Chemical Reactions

Chemical Reactions. Types of Reactions. Types of Reactions. Combination reactions Decomposition reactions Displacement reactions Precipitation reactions You need to be able to identify each type. A. Combination. the combination of 2 or more substances to form a compound

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Ch 14: Electrode Potentials

Ch 14: Electrode Potentials. Hanford, WA. Na 2 S 2 O 4 reduces Fe 3+ in soil to Fe 0. Fe. CrO 4 2- (aq) + Fe(s) + 4H 2 O(l) ? Cr(OH) 3 (s) + Fe(OH) 3 (s) + 2OH - (aq) ClHC=CCl 2 (aq) H 2 C=CH 2 + HC?CH + Cl - (unbalanced). Fe catalyst. Redox Reaction Review

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Chapter 4: Chemical Quantities & Aqueous Reactions

Chapter 4: Chemical Quantities & Aqueous Reactions. CHE 123: General Chemistry I Dr. Jerome Williams, Ph.D. Saint Leo University. Overview. Precipitation 101 Expressing Precipitation Reactions. Precipitation 101.

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Solubility Product Constant

Solubility Product Constant. Chapter 7.6. Types of Equilibrium:. I. Chemical equilibrium: dynamic equilibrium between reactants and products in a closed system H 2(g) + I 2(g) ? 2 HI (g) II. Phase equilibrium:

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Double Replacement Reactions

Double Replacement Reactions. Double Replacement Reactions. Double Replacement Reactions occur when a metallic ion replaces another metallic ion in a compound and a nonmetal replaces a nonmetal in a compound, or when an acid reacts with a base. Compound + compound ? new compound+ new compound

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My Powerpoint

My Powerpoint. By: Elijah M. Synthesis. Magnesium forms with oxygen to make magnesium oxide Mg + O 2 ?. Synthesis. Magnesium forms with oxygen to make magnesium oxide 2 Mg (S) + O 2(G) ? 2MgO (S ) Smaller reactants combine to form larger products. Decomposition.

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Activity Series of the Elements

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Ions in Aqueous Solution

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Net Ionic Equations

Net Ionic Equations. mixing ionic compounds. Ionic interactions. When you dissolve 2 or more ionic compounds in water some parts of it may react together and precipitate out Precipitate-solid falling out of solution More times than not, most (if not all) of the ions do nothing

267 views • 9 slides