+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ A. When an _____ compound made of ____ dissolves in water, the ____ ________ from one another. This is called ___________. ionic ions ions separate dissociation

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+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ 1. The number of ____ produced in solution depends upon the ratio in the original formula. ions

+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ a. In the following equation, _____ formula unit of NaCl forms ___ Na 1+ ion and ___ Cl 1- ion in solution. OR __ mole of NaCl forms ___mol of Na 1+ ions and ___ mol of Cl 1- ion in solution. NaCl(s) → Na 1+ (aq) + Cl 1- (aq) H2OH2O

+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ b. In the following equation, _____ formula unit of CaCl 2 forms ___ Ca 2+ ion and ___ Cl 1- ion in solution. OR _____ mole of CaCl 2 forms ___mol of Ca 2+ ions and ___ mol of Cl 1- ion in solution. CaCl 2 (s) → Ca 2+ (aq) + 2Cl 1- (aq) H2OH2O

+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ B. Most __________ compounds (except for acids which we will discuss in a later unit), dissolve in water as ______ molecules. molecular intact

+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ A. A solute that _________ in water to give a solution of ions does conduct electric current and is called an ___________. electrolyte dissolves

+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ 1. Typically, ionic compounds will ________ electrical current when _________ in water. conduct dissolved

+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ 2. Strong acids (which we will discuss in a later unit) also are ________________. good electrolytes

+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ B. A solute that dissolves in water to give a solution of __________ does NOT conduct electric current is called a ______________. molecules non-electrolyte

+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ 1. Typically, covalent compounds will NOT ________ electrical current when _________ in water. conduct dissolved

+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ C. A solute that dissolves mostly as molecules but ________ as ions does (although not as well) conduct electric current is called a ________________. partially weak electrolyte

+Dissociation- H H Oδ-δ-δ+δ+ H H Oδ-δ-δ+δ+ 1. Typically, ____________ (which we will discuss in a later unit) are generally weak electrolytes. weak acids