Che 103 chapter3

caoh2 sroh2 baoh2 are slightly soluble but that which

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Unformatted text preview: Na (aq)ΟΗ aq ) → + ( H2O(l) Strong bases are almost completely ionized in aqueous Strong solution. (Strong electrolytes) (Strong Examples: Hydroxides of Group 1 (MOH(aq) where M = Li, Na, K ect…) and Ca, Sr, Ba.* *Ca(OH)2, Sr(OH)2 & Ba(OH)2 are slightly soluble, but that which dissolves is present as ions only. Bases Base: OH- in water Base: NaOH(aq) → Na+(aq) + OH-(aq) •NaOH is a strong base •All Group IA metals form strong bases in the presence of water. in Weak Bases Weak Bases: NH3 acts as a base by reacting with water: NH → NH4+(aq) + OH –(aq) → NH3(aq) + H2O(l) Ammonia can also accept H+ from an acid: → → NH3(aq) + H+(aq) NH4+(aq) Ammonia, NH3 Ammonia, Reactions of Acids & Bases: Reactions Acid-Base Neutralization Acid-Base Acid + Base → Salt + Water (usually) Salt (usually) Acid HA (aq) + MOH(aq) → MA(aq) + HOH(l) Strong acid - Strong base neutralization: HBr(aq)/KOH(aq) Molecular Equation: HBr(aq) + KOH(aq) → KBr (aq) + H2O(l) Total Ionic Equation: K+(aq) + Br– (aq) Net Ionic equatio...
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This note was uploaded on 04/09/2014 for the course CHE 103 taught by Professor Moran during the Spring '07 term at West Chester.

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