tastes bitter, acid, base, tastes sour, acid, base, contains H+, acid, base, coffee, acid, base, baking soda (bicarbonate), acid, base, lemon, acid, base, contains hydoxide (OH-), acid, base, turns blue litmus paper to red, acid, base, turns red litmus paper to blue, acid, base, feels slippery, acid, base.

Acid - Base Differences

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