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Acid-Base Reactions
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H+ + OH-  H2O

Slide 12

Bases have a pH greater than 7

Bases have a pH greater than 7

Slide 13

Bases Effect Indicators

Bases Effect Indicators

Red litmus paper turns blue in contact with a base.

Phenolphthalein turns bright pink in a base.

Slide 14

Bases Neutralize Acids

Bases Neutralize Acids

Milk of Magnesia contains magnesium hydroxide, Mg(OH)2, which neutralizes stomach acid, HCl.

2 HCl + Mg(OH)2

MgCl2 + 2 H2O

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