Respuesta :

Answer:

pH>7

sour taste

donate H+ ions

turn litmus paper from blue to red

Explanation:

Answer:

Explanation:

   pH < 7.

   Sour taste (though you should never use this characteristic to identify an acid in the lab)

   Reacts with a metal to form hydrogen gas.

   Increases the H+ concentration in water.

   Donates H+ ions.

   Turns blue litmus indicator red.

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