'Determine ph' diaporamas de présentation

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Acid Base Strength Table

Acid Base Strength Table. Acid Dissociation Constant K a. Amphoteric substance. A substance that can act as either an acid or a base H 2 O + HCl ? H 3 O+ + Cl- H 2 O + NH 3 ? NH 4 + + OH-. Self ionization. H 2 O + H 2 O ? H 3 O+ + OH-. pH = - log [H+]

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What is pH?

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The pH scale

The pH scale. p H. Measure of acidity of a solution 0 to 14 Water is neutral because of equal amounts of hydrogen and hydroxide ions . Acidic solution has excess of hydrogen ions . Alkaline soltion has excess of hydroxide ions. pH means power of hydrogen.

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Acids, Bases, pH

Acids, Bases, pH.

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Ch.15: Acid-Base and pH

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